Hydraulic punch - 45bf71d7961bd43a376cbe969075b239
Summary
Workmen operate the hydraulic punch on a large steel boiler plate at the Frost Manufacturing Company.
Tags
Date
1904
Source
Knox College
Copyright info
Public Domain
Summary
Workmen operate the hydraulic punch on a large steel boiler plate at the Frost Manufacturing Company.
Tags
Date
Source
Copyright info