By Mark Sparky Stensaas Published by Kollath-Stensaas Publishing; Distributed by Adventure Publications This popular guide is used by tourists and rock-enthusiasts to identify all those rocks seen on the beaches and shores of Lake Superior. Learn about the profiles of various beaches around the Lake and the types of rocks found there. Included are color illustrations of each type of rock, a description, tips for recognizing it and where to go to find it. The book also includes a glossary and index for easy reference. 70+ illustrations. 48 pages. 8" x 6" softcover.