KNOW YOUR Hil ar The Seaway Issue Copyright 1990 by Thomas Manse Thirty-first Edition New ISBN Number Applied For Published and printed by: Marine Publishing Co. Post Office Box 68 Sault Ste. Marie, Michigan 49783, Compiled and edited by: Thomas Manse and Roger Le Lievre by Ltd., makes an early arrival at (Photo by Robert E. Gabbey) Photos on the back cover: Built in 1917, the Museum Ship VALLEY CAMP is the only ‘The VALLEY expansion The engine and all of its auxilary Ship VALLEY CAMP is unique, being the only remaining representative of an important era in Great Lakes history and is preserved and interpreted for its maritim if to the Great Lak Amaj inset). Th p is open May 15 - October 15. (Photos by Roger Le Lievre)