Hobbing machine and coupling photograph   Save
Youngstown Sheet & Tube Audiovisual Archives
Description: This photograph depicts a hobbing machine before it cuts splines into a coupling. View on Ohio Memory.
Image ID: AC2_YHCIL_MSS0140_B05F81_016
Subjects: Youngstown Sheet and Tube Company; Steel industry; Couplings
Places: Youngstown Sheet & Tube Audiovisual Archives