On Track: The Railway Mail Service in Canada

by Susan McLeod O'Reilly

Since the melting of the great ice sheets 12,000 years ago, there have been dramatic changes in climate, landforms, and plant, animal, and human communities in North America. Scientist perceive that midway between the ice age and the present day there was a warm, dry climatic episode in areas such as south-central Saskatchewan. the Gowen sites, formerly located where SaskatoonOs municipal dump now lies, held an important part of the story. Through...

• Format: Paperback
• Language: English
• ISBN: 0660140055
• ISBN13: 9780660140056
• Release Date: January 1993
• Publisher: Canadian Museum of Civilization
• Length: 152 Pages
• Weight: 1.00 lbs.
• Dimensions: 7.0" x 10.0"