Site maintenance lasting 1 hour is scheduled to begin at 5:00PM CST on September 16, 2014.
Sort By:
  1. The birds of the vicinity of Lake Nipissing, Ontario /
    By: Ricker, William Edwin. - Clarke, C. H. D. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum],1939.
    Contributed by: ROM - University of Toronto (archive.org)
    View Book
  2. The classification, evolution, and dispersal of the winter stonefly genus Allocapnia
    By: Ross, Herbert Holdsworth, - Ricker, William Edwin.
    Publication info: Urbana,University of Illinois Press[1971]
    Contributed by: University of Illinois Urbana Champaign
    View Book