00819cam a22002531 4500 gs 56000321 DLC 20260227111404.0 720306s1956 xx 000 0 eng gs 56000321 (OCoLC)256060 DLC OAkU DLC premarc QE185 .A43 no. 28 Wilson, Alice Evelyn, 1881- Pelecypoda of the Ottawa formation of the Ottawa-St. Lawrence lowland. Ottawa, E. Cloutier, Queen's printer, 1956. v, 102 p. illus., tables. Geological Survey of Canada. Bulletin 28 Bivalves, Fossil. Paleontology Canada St. Lawrence Lowland. Paleontology Paleozoic. Geological Survey of Canada. Bulletin ; 28. 29100 29100