Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Harbison-Walker Refractories Company, West end of Shirley Street, Moun...
Significance: The Mount Union plant was the first works in the United States constructed exclusively for the manufacture of silica brick. Harbison and Waker, of Pittsburgh, was one of the largest refractory ma... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Town of Mount Union, Near U.S. Highway 522, Mount Union, Huntingdon Co...
See also HABS PA-5973 for related information. Significance: For the first half of the 20th century, Mt. Union was a center of refractory brick manufacture. Three brick plants were built early in the century an... More
Connellsville Coal & Coke Region, Connellsville, Fayette County, PA
See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More