Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Monongahela Railway Company Shops, Water Street & Seventeenth Street, ...
Significance: The Monongahela Railway Company Shops reflect the support needs of a railroad significant in the coal, coke, and steel industries of Southwest Pennsylvania in the twentieth century, particularly i... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More
Pinto Wye Arrastra, Twentynine Palms, San Bernardino County, CA
Significance: The arrastra is an important example of nineteenth- and twentieth-century milling technology. This specimen is unusual because it used a wooden wheel as the pivot mechanism; only two of this type... More