O'Brien, Robert, 1911-
Machines by Robert O'Brien and the editors of Life. - New York Time, Inc. c1964. - 200 p. illus. (part col.) ports. 28 cm.
Bibliography: p. 196.
Machinery.
Cir 621.8 L62m 1964
Machines by Robert O'Brien and the editors of Life. - New York Time, Inc. c1964. - 200 p. illus. (part col.) ports. 28 cm.
Bibliography: p. 196.
Machinery.
Cir 621.8 L62m 1964