Gorillas are vanishing, intriguing primates By Murphy, Michael F Books / Other Nature › Animals Publisher: Murphy, January 1978 Price $19.70 Free Shipping Send to a friend Collectible - Acceptable Signed Signed Copy Collectible - Acceptable. Paperback edition. Signed/Inscribed by author on title page. Rear cover torn. (Gorillas, Primates) $19.70 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.