• Created Date
  • n.d.
  • Description
  • Handwritten on verso: Superior Portland Cement Co. Plant, ConcretePH Coll 94.5.
  • Format
  • Photograph
    image
    Scanned from a photographic print using a Microtek ArtixScan 1800f at 100 dpi in JPEG format at compression rate 3 and resized to 768x600 ppi. 2006