Roberts, Harry, 1871-1946. The basic essentials of backpacking / by Harry Roberts. - Merrillville, Ind. : ICS Books, c1989. - 64 p. : ill. ; 23 cm. - The Basic essentials series. . Includes index. ISBN: 0934802440 Subjects--Topical Terms: BackpackingBackpacking--Equipment and supplies LC Class. No.: GV199.6