Author Statement :

Abbott Payson Usher

Edition :

Rev. ed

Publication :

Dover

Publication Year :

1988, c1954

Collation :

xi, 450 p.:ill.;22 cm

Notes :

Reprint. Originally published: Cambridge, Mass. : Harvard University Press, 1954

Subject :

Inventions- History,Technology- History

Holding Info. :

048625593

Original By :

81/12

DocumentNumber :

52378

Index :

Includes index

Biblography :

Bibliography: p. 433-443

BL :

BL