The book “The Robert J Davidson Family, of Davidson, Quebec and Ottawa, Ontario, by John Davidson Dunfield” was first printed in 1994, revised in 2003 and is available at the Pontiac Archives for researchers to use.
The book Logging and Lumbering in the Ottawa Valley, Lumber Kings & Shantyment is available for purchase at $24.95 at bookstores. It contains the most authorative information on the Ottawa Valley lumber industry.