![[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjgvdW5pdGVkLXN0YXRlcy1jYXBpdG9sLXdhc2hpbmd0b24tZGMtcGxhbi1vZi1wcmluY2lwYWwtc3RvcnktYW5kLWNoYW1iZXJzLWItOTVkZmIwLTEwMjQuanBn/40/26/webp "[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.")
[United States Capitol, Washington, D.C. Plan of principal story and c...
Plan of the Capitol showing disposition and sequence of spaces, including rotunda, House and Senate chambers, and library. Inscribed in pencil on recto: Impeachments, Inaugurations, Divine Service, General acce... More
![[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjgvdW5pdGVkLXN0YXRlcy1jYXBpdG9sLXdhc2hpbmd0b24tZGMtcGxhbi1vZi1wcmluY2lwYWwtc3RvcnktYW5kLWNoYW1iZXJzLWItMDA4YWI5LTY0MC5qcGc%3D/40/27/webp "[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.")
[United States Capitol, Washington, D.C. Plan of principal story and c...
Plan of the Capitol showing disposition and sequence of spaces, including rotunda, House and Senate chambers, and library. Inscribed in pencil on recto: Impeachments, Inaugurations, Divine Service, General acce... More
![[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjgvdW5pdGVkLXN0YXRlcy1jYXBpdG9sLXdhc2hpbmd0b24tZGMtcGxhbi1vZi1wcmluY2lwYWwtc3RvcnktYW5kLWNoYW1iZXJzLWItZmUzZmU5LTEwMjQuanBn/40/26/webp "[United States Capitol, Washington, D.C. Plan of principal story and chambers] / B. Henry Latrobe, Surv. of the p[u]blic Bldgs US, 1806.")
[United States Capitol, Washington, D.C. Plan of principal story and c...
Plan of the Capitol showing disposition and sequence of spaces, including rotunda, House and Senate chambers, and library. Inscribed in pencil on recto: Impeachments, Inaugurations, Divine Service, General acce... More
![[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, cam ring and hammer shaft] / BH Latrobe Surv. Plic Bldgs U.S.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjAvc3RlYW0tZW5naW5lLXdhc2hpbmd0b24tbmF2eS15YXJkLXdhc2hpbmd0b24tZGMtc3RlYW0tZW5naW5lLWNhbS1yaW5nLWFuZC1oYW1tZXItZDNmMGMwLTEwMjQuanBn/40/27/webp "[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, cam ring and hammer shaft] / BH Latrobe Surv. Plic Bldgs U.S.")
[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, ca...
Engineering drawing showing the cog wheel connecting the fly wheel shaft of the engine with the main hammer shaft and the cam ring and cam of the main hammer shaft of a steam engine. [No.] 22. Forms part of: Be... More
![Map showing the location of the N.Y. & Oswego Midland R.R. with existing and proposed connection, January 1st 1869, [by Van R. Richmond, State Engr. & Surv.]](https://cache.getarchive.net/Prod/thumb/cdn18/L3Bob3RvLzIwMTkvMTIvMDEvbWFwLXNob3dpbmctdGhlLWxvY2F0aW9uLW9mLXRoZS1ueS1hbmQtb3N3ZWdvLW1pZGxhbmQtcnItd2l0aC1leGlzdGluZy1hbmQtMDJhOTQ0LTEwMjQuanBn/40/31/webp "Map showing the location of the N.Y. & Oswego Midland R.R. with existing and proposed connection, January 1st 1869, [by Van R. Richmond, State Engr. & Surv.]")
Map showing the location of the N.Y. & Oswego Midland R.R. with existi...
Map of New York State and vicinity showing drainage, canals, cities and towns, and named railroads. January 1st, 1870 edition has "W. B. Gilbert, Chief Engineer." Scale ca. 1:1,000,000. LC Railroad maps, 485 De... More
![[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, cam ring and hammer shaft] / BH Latrobe Surv. Plic Bldgs U.S.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjAvc3RlYW0tZW5naW5lLXdhc2hpbmd0b24tbmF2eS15YXJkLXdhc2hpbmd0b24tZGMtc3RlYW0tZW5naW5lLWNhbS1yaW5nLWFuZC1oYW1tZXItYTUyOWNlLTEwMjQuanBn/40/27/webp "[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, cam ring and hammer shaft] / BH Latrobe Surv. Plic Bldgs U.S.")
[Steam engine, Washington Navy Yard, Washington, D.C. Steam engine, ca...
Engineering drawing showing the cog wheel connecting the fly wheel shaft of the engine with the main hammer shaft and the cam ring and cam of the main hammer shaft of a steam engine. [No.] 22. Forms part of: Be... More