It's golssy and collapsible and thus won't get dirty and fits in with camping gear easily. It has a built in ruler and how to cast tracks and so much more.
Written by the recently deceased, Dr. Jeff Meldrum, who was an anthropologist and expert specializing in the functional morphology of primate locomotion and the evolution of human bipedalism.
Despite its limited size, the guide gets into all the important Sasquatch evidence and how to separate the wheat from the chaff.
Here are some digital excerpts.