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hydraulic

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Hydraulic mining - the sluice and tunnel, Timbuctoo, Yuba County

Hydraulic mining - the sluice and tunnel, Timbuctoo, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 801. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from capt... More

Hydraulic Mining--The Tail Sluices, Yuba River

Hydraulic Mining--The Tail Sluices, Yuba River

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 807. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining, from the rear of the Pipes, Nebraska Claim, French Corral, Nevada County

Hydraulic Mining, from the rear of the Pipes, Nebraska Claim, French C...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1168. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic mining - behind the pipes in the Kennebec Claim, Birchville, Nevada County

Hydraulic mining - behind the pipes in the Kennebec Claim, Birchville,...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1403. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining - hauling Sluice Blocks, for the Blue Gravel Claim, Smartsville, Nevada County
Hydraulic Mining--The Dump and Tailings

Hydraulic Mining--The Dump and Tailings

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 806. LOT subdivision subject: Placer Mining. This record contains unverified old data from caption card.

Hydraulic Mining in [Dutch] Flat, Placer County

Hydraulic Mining in [Dutch] Flat, Placer County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 827. LOT subdivision subject: Hydraulic Mining. This record contains unverified data from old capt... More

Hydraulic Mining - Eureka Claim, at North San Juan, Nevada County

Hydraulic Mining - Eureka Claim, at North San Juan, Nevada County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1405. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Gate, Yuba County

Hydraulic Mining--The Gate, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 792. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining at Timbuctoo, Yuba County

Hydraulic Mining at Timbuctoo, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 799. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining - the Kennebec Claim, Birchville, Nevada County

Hydraulic Mining - the Kennebec Claim, Birchville, Nevada County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1402. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic mining - behind the pipes, California, 19th century sterescope card.

Hydraulic mining - behind the pipes, California, 19th century steresco...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 795. LOT subdivision subject: Hydraulic Mining. This record contains unverified data from old capt... More

Hydraulic Mining Camp - General view of French Corral, Nevada County

Hydraulic Mining Camp - General view of French Corral, Nevada County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1407. LOT subdivision subject: Nevada County. This record contains unverified data from old captio... More

Hydraulic Mining - the Telegraph and Escape, near French Corral

Hydraulic Mining - the Telegraph and Escape, near French Corral

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1145. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining-The Palm Claim, Timbuctoo, Yuba County

Hydraulic Mining-The Palm Claim, Timbuctoo, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 794. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Pipe and Tank

Hydraulic Mining--The Pipe and Tank

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 803. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Sluice Blocks, California, 19th century sterescope card.

Hydraulic Mining--The Sluice Blocks, California, 19th century steresco...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 800. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining - Nebraska Claim - Fr. Corral, Nev. County

Hydraulic Mining - Nebraska Claim - Fr. Corral, Nev. County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1169. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mning--The Flume near Smartsville, Yuba County

Hydraulic Mning--The Flume near Smartsville, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 790. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic mining - the big boulder, Kentucky Claim, Timbuctoo, Yuba County

Hydraulic mining - the big boulder, Kentucky Claim, Timbuctoo, Yuba Co...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 802. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from capt... More

Hydraulic Mining-- The Sluice Flumes, at Timbuctoo, Yuba County

Hydraulic Mining-- The Sluice Flumes, at Timbuctoo, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 804. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Ditch, Yuba County

Hydraulic Mining--The Ditch, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 791. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Lower Lead of the Blue Gravel Company, Smartsville, Yuba County

Hydraulic Mining--The Lower Lead of the Blue Gravel Company, Smartsvil...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 805. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--Timbuctoo Diggings, Yuba County
Hydraulic Mining - Tail Flume, emptying into Auburn Ravine

Hydraulic Mining - Tail Flume, emptying into Auburn Ravine

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1406. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic mining near French Corral, Nevada County

Hydraulic mining near French Corral, Nevada County

Title from item. Gems of California scenery, no. 1404. The Library holds only one photo from a pair published as a stereographic view. LOT subdivision subject: Hydraulic Mining.

Hydraulic Mining - The Sand Box, California, 19th century sterescope card.

Hydraulic Mining - The Sand Box, California, 19th century sterescope c...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1144. LOT subdivision subject: Hydraulic Mining This record contains unverified old data from caption card.

Hydraulic Mining--The Pressure Box, Yuba County

Hydraulic Mining--The Pressure Box, Yuba County

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 793. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--Washing down the bank into the Sluice

Hydraulic Mining--Washing down the bank into the Sluice

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 796. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining - The Tail Race in the Creek - French Corral, Nevada County

Hydraulic Mining - The Tail Race in the Creek - French Corral, Nevada ...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 1170. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic Mining--The Sluice, California, 19th century sterescope card.

Hydraulic Mining--The Sluice, California, 19th century sterescope card...

The Library holds only one photo from a pair published as a stereographic view. Gems of California scenery, no. 797. LOT subdivision subject: Hydraulic Mining. This record contains unverified old data from caption card.

Hydraulic gold mining - near Dutch Flat, California, C.P.R.R.

Hydraulic gold mining - near Dutch Flat, California, C.P.R.R.

Photograph shows men using hydraulic equipment to wash gold from mountains near Dutch Flat, California.

Hydraulic gold mining, Virginia City. - 19th century Virginia.

Hydraulic gold mining, Virginia City. - 19th century Virginia.

Original negative number: 400. Title from item. Part of series: Views in Utah, Idaho, and Montana, 1871.

[Hydraulic mining, California gulch, Colorado], Colorado 19th century sterescope card.
Hydraulic power mining, Alaska - Frank G. Carpenter collection

Hydraulic power mining, Alaska - Frank G. Carpenter collection

Title transcribed from caption accompanying item. Forms part of: Frank and Frances Carpenter collection (Library of Congress). Gift; Mrs. W. Chapin Huntington; 1951.

Hydraulic gold mining, Alaska - Frank G. Carpenter collection

Hydraulic gold mining, Alaska - Frank G. Carpenter collection

Title transcribed from caption accompanying item. Forms part of: Frank and Frances Carpenter collection (Library of Congress). Gift; Mrs. W. Chapin Huntington; 1951.

Hydraulic ore-unloaders that lift 1800 tons an hour, and laden lake vessel, Cleveland, Ohio

Hydraulic ore-unloaders that lift 1800 tons an hour, and laden lake ve...

2 men with shovels in foreground. Stereo copyrighted by Underwood & Undewrood. No. 7966. This record contains unverified, old data from caption card. Caption card tracings: Great Lakes; Freighters; Industry... ... More

Hydraulic Excavation, Miraflores. Monitors in Oberation, December 21, 1910
NAVY YARD, U.S., WASHINGTON. HYDRAULIC RAM, USED IN MAKING C.C.
Hydraulic Mine, Downieville, Sierra County, CA
Ben Bow chromite mill, Stillwater County, Montana. Hydraulic classifier which separates the ore during processing into several different components of varying degrees of fineness
Ben Bow chromite mill, Stillwater County, Montana. Hydraulic classifier which separates the ore during processing into several different components of varying degrees of fineness
Production. BT-13A ("Valiant") basic trainers. Hydraulic sections for landing gear assemblies for "Valiant" basic trainers at Vultee's Downey, California plant. At the Downey plant is made the BT-13A ("Valiant") basic trainer--a fast, sturdy ship powered by a Pratt and Whitney Wasp engine
Hydraulic pressure is applied to bags of crushed olives to force out the oil. The first pressing extracts about seventy-five percent of the entire oil content. This is fine virgin olive oil. Lindsay, California
Production. B-24 bombers and C-87 transports. Hydraulic mechanic at a  Western aircraft plant greasing the landing gear of a consolidated transport, just before the plane leaves the last station on the assembly line. This new transport, adapted from the B-24 bomber is known as the C-87, and carries one of the greatest  human or cargo loads of any plane now in mass production.
Shasta Dam, Shasta County, California. Hydraulic excavation work
Washington, D.C. Salvage drive, Victory Program. Hydraulic press for scrap paper in retail junk company
Bethlehem-Fairfield shipyards, Baltimore, Maryland. Hydraulic press flanging a plate in a fabricating shop
Bonanza Hydraulic Mining Site, Gate, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Gate, Swamp Gulch, Salmon, Lemhi County...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-D

Shasta Dam, Shasta County, California. Hydraulic removal of dirt and rock in construction of the dam
Shasta Dam, Shasta County, California. Hydraulic removal of dirt and rock in construction of the dam
Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic Fluid Buildings, Northeast of Looking Glass Avenue at southwest side of Project Looking Glass Historic District, Bellevue, Sarpy County, NE

Offutt Air Force Base, Looking Glass Airborne Command Post, Hydraulic ...

Survey number: HAER NE-9-L Building/structure dates: 1959 Initial Construction

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi ...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-F

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi ...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-F

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Sluice Box, Swamp Gulch, Salmon, Lemhi ...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-F

Bonanza Hydraulic Mining Site, Placer Pit, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Placer Pit, Swamp Gulch, Salmon, Lemhi ...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-E

Bonanza Hydraulic Mining Site, Placer Pit, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Placer Pit, Swamp Gulch, Salmon, Lemhi ...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-E

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Sa...

For historical and descriptive information, see HAER No. ID-23. Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. S... More

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Sa...

For historical and descriptive information, see HAER No. ID-23. Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. S... More

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Main Storage Reservoir, Swamp Gulch, Sa...

For historical and descriptive information, see HAER No. ID-23. Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. S... More

Hydraulic mining, at Gold Run, Placer County
Hydraulic mining, at Gold Run, Placer County
Hydraulic mining, at Gold Run, Placer County
72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk County, MA

72 Marlborough Street, Residential Hydraulic Elevator, Boston, Suffolk...

Significance: The elevator was representative of an important mechanical development in vertical transportation. According to the Smithsonian, "The rope-geared hydraulic elevator was introduced to the United S... More

George Fleming, October 30, 1815, Hydraulic Engine
George Fleming, October 30, 1815, Hydraulic Engine
George Fleming, October 30, 1815, Hydraulic Engine
George Fleming, October 30, 1815, Hydraulic Engine
George Fleming, October 30, 1815, Hydraulic Engine
Bonanza Hydraulic Mining Site, Sawmill Site, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Sawmill Site, Swamp Gulch, Salmon, Lemh...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-G

Bonanza Hydraulic Mining Site, Sawmill Site, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Sawmill Site, Swamp Gulch, Salmon, Lemh...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-G

Bonanza Hydraulic Mining Site, Flume & Pressure Box, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Flume & Pressure Box, Swamp Gulch, Salm...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-C

Bonanza Hydraulic Mining Site, Flume & Pressure Box, Swamp Gulch, Salmon, Lemhi County, ID

Bonanza Hydraulic Mining Site, Flume & Pressure Box, Swamp Gulch, Salm...

Significance: The Bonanza Hydraulic Mining Site is significant as an exceptionally well-preserved, early twentieth century, placer mining site. Survey number: HAER ID-23-C