Walker, John The Walker Washington guide / John and Katharine Walker ; designed and illustrated by Stephen Kraft. - Bethesda Md. : Guide Press, 1991. - 288 pages : ill.; 18 cm. - 058(73) (NLA) . Includes index ISBN: 0915472024 Subjects--Geographic Terms: Washington (D.C.) --Guidebooks Universal Decimal Class. No.: 058(73) (NLA)