Quarto - 25.5 x 17 cm.; Vii - 58 pp. Blue wraps with a 'stubbed' binding to allow room for the 4 maps and 1 chart in pocket at back. Original date is blacked out and paste on corrections made to the publisher information and the copyright (election year and everybody changed). Maps present are Precambrian Geology (1: 100,000) of Pembroke (map #2459) , Renfrew (map #2462) , Barry's Bay (map #2461) , and Cobden (map #2460) and the chart contains 3 smaller maps with legends - Major Geologic Features of the Grenville Province, General Distribution of the Plutonic Rock Suites - Late Precambrian - Grenville, and Major Geologic Features Ottawa-Bonnechere Graben in Ontario. Also illustrated with a table, figures and photos. The book shows some creasing on the back associated with the map pocket design - else near fine.

Canadiana, Geology, Algonquin, Maps Topography Batholith Plutonic Mineralogy Ore Bodies Mineralization Ottawa Valley