cam a22 2 4500 317038419 CHVBK 20201005222931.0 140621s1915 xxc 00 fre (IDSBB)003211230 (RERO)R007751467 SzZuIDS BS/BE A100 kids fre eng s1zz rero Lawson Andrew C. 1861-1952 (DE-588)116847026 Géologie du lac Steeprock, Ontario Andrew Cowper Lawson Ottawa 1915 v. Mit Taf. Mémoires / Commission géologique du Canada Nr. 28 28 (IDSBB)000018591 109806352 Mémoire / Commission géologique, Canada, Ministère des mines = Memoir / Geological Survey of Canada, Department of Energy, Mines and Resources 28 (RERO)000828399 BK020000 XK020000 XK020000 akmedea idsbb A akub idsbb A RERO RE61001 RE61001 RE610010030 BGE Mb 680/28 IDSBB A100 A100 100ZM UBH NatG 2166:28 00727282 IDSBB 100 1- Lawson Andrew C. 1861-1952 (DE-588)116847026 IDSBB 490 0- Mémoires / Commission géologique du Canada Nr. 28 28 (IDSBB)000018591 109806352 RERO 100 1- Lawson Andrew C. (RERO)A006232961 cre RERO 490 1- Mémoire / Commission géologique, Canada, Ministère des mines 28 RERO 700 12 Walcott Charles B. Notes sur les fossiles du calcaire du lac Steeprock, Ontario RERO 830 -- Mémoire / Commission géologique, Canada, Ministère des mines = Memoir / Geological Survey of Canada, Department of Energy, Mines and Resources 28 (RERO)000828399