Nichols, Herbert Lownds 1908- Heavy equipment repair / Herbert L. Nichols, Jr. ; illustrations by Helen Schwagerman and Joseph Romeo. - Greenwich, Connecticut: North Castle, 1964. - xvi, 622 p. : ill. ; 25 cm. Includes index. Subjects--Topical Terms: Earthmoving machinery--Maintenance and repair Dewey Class. No.: 629.287