• Created Date
  • ca. 1939
  • Description
  • Caption on image: Caisson sinking.PH Coll. 290.177.
  • Format
  • image
    photograph
    Lantern slide
    3.5 x 4 in.
    Scanned using a Microtek Scanmaker 9600XL from original text at 400 dpi, a photographic print at 100 dpi, lantern slide/negative at 200 dpi in JPEG format at compression rate 3 and resized to 768x512 ppi. 2002