The problem of the Cochrane in late Pleistocene chronology : a contribution to general geology
Washington, D.C: Government Printing Office, 1956. Octavo, pp (299)-(331), stapled in card covers. Index, map and chart in text, folding chart in pouch at rear. Ink name at top of front cover, else fine. Geological Survey Bulletin 1021- J. "The highly controversial dating of the youngest readvance of the retreating Wisconsin ice sheet in North America is discussed along with the implications of peat and wood samples from the Cochrane area and dated by radiocarbon methods." - title page. Cochrane is in Northern Ontario. Note: lighter parcel, any default postage rate may be reduced, depending upon your location.