Dudley's Dynagraph | University of Illinois Archives
Title:
Dudley's Dynagraph
Date:
undated
Description:
An illustration of a dynagraph (railway indicator) invented by P. H. Dudley.
Found in RS 11/5/15, Box 10, Folder 7 Mounted Prints of Recording Machines & Sketch of Dudley Dynagraph
Phys. Desc:
JPG
Scanned from negative
ID:
0010526
Repository:
University of Illinois Archives
Found in:
Subjects:
Rights:
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