This hardback book by Bruce Calhoun is entitled NORTHWEST PASSAGES Volume 1. Its copyright is 1969 by Miller Freeman Publications. It has the original dust jacket in very gently used condition. There is a little edge wear on the dust jacket at the top and bottom and a short black mark on the back of the dust jacket at the top.
The books' dimensions are 11.25" x 8.75" x 1". The hardcover and pages are in excellent condition with no rips, folds or writing. There are many black and white photographs and a few maps.