Author
Ingham, L. Allister
Title
As the Snow Flies: A History of Snowmobile Development in North America
Series
Publisher
Snowmobile Research Publishing (Box 112, Postal Code: S0K 2M0)
City
Lanigan, Sask.
Date
2000
Original Date
Comments

Book is expensive and generally not available in libraries in the US (Only Agustal, ME and Yellowstone; In Canada: Ottawa and Alberta). The contents are very helpful and are available online--click on the URL provided, but don't expect a full text.

It includes the Eliason Motor Toboggan.

Libraries
URL (full text)
http://www.snowmobilehistory.com/index.html