• Created Date
  • ca. 1920
  • Description
  • Sign in image reads: Pulp washer.Handwritten on verso: Pulp & paper testing.Filed in: UW - Departments, Chemical Engineering (#710).
  • Format
  • Photograph: b&w
    6 3/4 x 9 3/4 in.
    Scanned as a 3000 pixel TIFF image in 24-bit RGB color or 8-bit grayscale, resized to 640 or 600 pixels in the longest dimension and compressed into JPEG format using Photoshop 6.0 and its JPEG quality measurement 3