Special layout problems on actual work examples. Optical Inspection by Projection with Jones & Lamson Comparators

& Lamson. The comparator is a device for the inspection of mass production and tool room work by enlargement. An explanation of the operation of the machine and its use is given in detail.
Complete catalog record
Category: Machine Shop
Subcategory: Inspection & Testing
Type: Slide Film
Source: Jones

Sources

  1. Index of Training Films 1946 — title, length, format, description, catalog record