Tamara Hartson

Alberta Animal Tracks

Alberta Animal Tracks

Year unknown Ian Sheldon and Tamara Hartson

Animal Tracks of Alaska

Year unknown Ian Sheldon and Tamara Hartson

Animal Tracks of Alberta

Animal Tracks of Alberta

Year unknown Ian Sheldon, Tamara Hartson, and Tamara Eder

Animal Tracks of British Columbia

Year unknown Tamara Hartson and Ian Sheldon

Animal Tracks of Manitoba

Animal Tracks of Manitoba

Year unknown Ian Sheldon, Tamara Hartson, and Tamara Eder

Animal Tracks of Minnesota and Wi...

Animal Tracks of Minnesota and Wisconsin

Year unknown Ian Sheldon, Tamara Hartson, and Tamara Eder

Animal Tracks of Texas

Year unknown Ian Sheldon and Tamara Hartson

Astronauts and Space

Astronauts and Space

Year unknown

Atlantic Canada Animal Tracks

Atlantic Canada Animal Tracks

Year unknown Ian Sheldon, Tamara Hartson, and Gary Ross

British Columbia Animal Tracks

British Columbia Animal Tracks

Year unknown Ian Sheldon, Tamara Hartson, and Gary Ross

Castles and Knights

Year unknown

Exploring Space

Exploring Space

Year unknown

Manitoba Animal Tracks

Manitoba Animal Tracks

Year unknown Ian Sheldon and Tamara Hartson

Night Skies of Canada

Night Skies of Canada

Year unknown

Prehistoric Mammals

Prehistoric Mammals

Year unknown

Robots

Year unknown

Rocky Mountain Mammals

Rocky Mountain Mammals

Year unknown Chris Fisher, Don Pattie, Tamara Hartson, and Wendy Pirk

Saskatchewan Animal Tracks

Saskatchewan Animal Tracks

Year unknown Ian Sheldon and Tamara Hartson

Squirrels of the West

Year unknown

Weird Ocean Creatures

Weird Ocean Creatures

Year unknown