Skip to main content

Leeds & Northrup — Cat. 8451-S Controller with H.O.R.J. blueprint, 1933

 File — Box: 1, Folder: 15

Dates

  • Creation: 1933

Repository Details

Part of the Science History Institute Archives Repository

Contact:
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)