• Creator
  • Pickett, Lee
  • Created Date
  • ca. 1927
  • Description
  • Construction of the Cascade Tunnel for the Great Northern RailwayCaption on image: Chicago pneumatic CP-S sinking drills at Mill Creek shaft. G. N. Ry. new 8 Mile Tunnel. Pickett Photo Co. 3427.
  • Format
  • Photograph
    image
    silver gelatin, b&w
    Scanned from a 8 x 10 in. glass negative using a Microtek Scanmaker 9600XL at 200 dpi in JPEG format at compression rate 3 and resized to 768 width ppi. 2001