High-quality black-and-white photographs of large old machines and tools

[Jon]

Mesta Machine Company engine air head. West Homestead, PA. 1905/1925.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...9_fullsize.jpg

[nova_robotics]

Mesta Machine Company engine air head. West Homestead, PA. 1905/1925.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...9_fullsize.jpg

Okay I give up. I have no idea what this is for.

[jimfols]

Okay I give up. I have no idea what this is for.

I believe those two gentlemen are saying the same thing.

[TrickieDickie]

To me it looks like a type of steady rest for long cylindrical work.

[Jon]

Gas blowing engine at the Mesta Machine Company. West Homestead, PA. 1905/1925.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...3_fullsize.jpg

[Jon]

Machine and erecting shop at the Pittsburgh and Lake Erie Railroad Company. McKees Rocks, PA. April, 1904.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...6_fullsize.jpg

[Jon]

Turning flywheel in pit lathe at the Mesta Machine Company. West Homestead, PA. 1905/1925.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...8_fullsize.jpg

[Jon]

Mesta Machine Company tin plate mill with flywheels. West Homestead, PA. 1905/1925.

Fullsize image: https://s3-us-west-1.amazonaws.com/h...9_fullsize.jpg