S.B Lumbers

• Precambrian geology : Coe Hill area / S.B. Lumbers; V.M. Vertolli
• Precambrian geology : Huntsville area / by S.B. Lumbers and V.M. Vertolli
• Precambrian geology : Lake Joseph area / S.B. Lumbers; V.M. Vertolli
• Precambrian geology : Orrville area / S.B. Lumbers; V.M. Vertolli
• Precambrian geology, Bannockburn area
• Precambrian geology, Bracebridge area. by S.B. Lumbers and V.M. Vertolli
• Precambrian geology, Burleigh Falls area
• Precambrian geology, Campbellford area
• Precambrian geology, Denbigh area / by S.B. Lumbers and V.M. Vertolli
• Precambrian geology, Elmvale area. by S.B. Lumbers and V.M. Vertolli
• Precambrian geology, Gooderham area
• Precambrian geology, Gravenhurst area / by S.B. Lumbers, V.M. Vertolli and W.M. Schwerdtner