Skip to main content

50 Horsepower Hirth Counter Rotating Propeller Drive and Frangible Blades, 2001 December 17

 File — Box: 24, Folder: 9

Dates

  • Creation: 2001 December 17

General Note

Contains 16 color images.

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)