2 results Refine Results
  1. 1
    by Stephens, Robert Eugene, 1905-
    Published 1942
    Book
    Save to List
    Saved in:
    Optical and mechanical characteristics of 16-millimeter motion-picture projectors /
  2. 2
    by Stephens, Robert Eugene, 1905-
    Published 1954
    Book
    Save to List
    Saved in:
    Computation of achromatic objectives.

Search Tools: