Crowther, J. G. 1899-
Six great inventors: Watt, Stephenson, Edison, Marconi, Wright Brothers, [and] Whittle. - London, H. Hamilton [1954] - 235 p. illus. 19 cm. - [The "Six great" series] .
55028640
GB54-16134
Inventors.
T39 / .C7
926
Six great inventors: Watt, Stephenson, Edison, Marconi, Wright Brothers, [and] Whittle. - London, H. Hamilton [1954] - 235 p. illus. 19 cm. - [The "Six great" series] .
55028640
GB54-16134
Inventors.
T39 / .C7
926