Workers inspecting plane propeller shaft of Packard Rolls-Royce Merlin XX engine
Grab
Description
View of workers inspecting plane propeller shaft of Packard Rolls-Royce Merlin XX engine on a Magnaflux machine. Label on back: "The plane propeller shaft of the Rolls engine is tested on this special Magnaflux machine. The part is magnetized by electric current and a liquid containing iron filings is poured over it. The pattern formed by the attracted metal filings discloses any defect in the finished part."
Details
- Resource ID:
- na043386
- Subject:
- Propellers, Aerial--Michigan--Detroit
- Propellers, Aerial--Testing
- Factories--Michigan--Detroit
- Merlin engines
- Rolls-Royce engines
- Packard Motor Car Company
- Packard Motor Car Company--Employees
- Photographic prints
- Date:
- 1940-1941
- Format:
- 1 photographic print ; 8 x 10 in.
- Department:
- National Automotive History Collection
- Location:
- Packard--Rolls-Royce Merlin XX engines
- Content Note:
- Part of a group of photographs depicting "a forty-week period wherein the Packard Motor Car Company brought the Rolls-Royce Merlin fighting engine from blue print to production."
- Copyright:
- Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.