Jewkes, John, 1902-
The sources of invention by John Jewkes, David Sawers, Richard Stillerman - 2d ed. [rev. and enl.] - New York W. W. Norton [c1969] - 372 p. ports. 20 cm - The Norton library N502 .
Inventions
608.7
The sources of invention by John Jewkes, David Sawers, Richard Stillerman - 2d ed. [rev. and enl.] - New York W. W. Norton [c1969] - 372 p. ports. 20 cm - The Norton library N502 .
Inventions
608.7