This is Wind River Trails: A Hiking and Fishing Guide To The Many Trails and Lakes Of The Wind River Range in Wyoming by Finis Mitchell, published by Wasatch Publishers in 1975. it is signed by the author on the inside front cover.  It measures 4.5" by 6.75" and has 142 pages.  It is in great shape with light cover wear.  Payment is expected within three days. Please e-mail me with any questions before bidding. I combine shipping for multiple wins. Thanks for looking.