This photograph represents an inspection of angles on the escape wheel. The machine is a high precision toolmaker's microscope, 1936
| Uploaded by | U.S. National Archives |
|---|---|
| License | No known copyright restrictions |
| Comments | 2 |
| Favorites | 6 |
| Views | 12,858 |
| Date taken | 1936 |
| Date uploaded | 2012-07-03 |
| Tags | nara:arcid=518434, usnationalarchives, lewishine, thegreatdepression, lancaster, pennsylvania, 1936 |
| Visibility | public |