Electric Institute of Washington, Potomac Electric Power...

Electric Institute of Washington, Potomac Electric Power Co. Edison window
1 negative : safety ; 8 x 10 in.
  • Horydczak Collection
  • Commercial organizations.
  • Exhibitions.
  • Inventors.
  • United States--District of Columbia--Washington (D.C.)
  • Acetate negatives.
Horydczak, Theodor, ca. 1890-1971. Theodor Horydczak Collection (Library of Congress)
Horydczak, Theodor, ca. 1890-1971, photographer
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