Allegheny Shops engine house, Allegheny, Pennsylvania, c. 1906.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...e_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...gine_house.jpg
Previously:
https://www.homemadetools.net/forum/...159#post165239
https://www.homemadetools.net/forum/...430#post158446
https://www.homemadetools.net/forum/...500#post162337
https://www.homemadetools.net/forum/...075#post134237
https://www.homemadetools.net/forum/...634#post128521
