The diffusion of technological change in the Pennsylvania pig iron industry, 1850-1870
Walsh, William David
The diffusion of technological change in the Pennsylvania pig iron industry, 1850-1870 William David Walsh. - New York Arno Press 1975, c1967. - xxi, 256 p. 24 cm. - Dissertations in American economic history .
Originally presented as the author's thesis, Yale, 1967.
Bibliography: p. 251-256.
0405072228
75002601
Iron industry and Trade--History.--Pennsylvania
Technological innovations--Case studies.--Pennsylvania
HD9517.P4 / W3 1975
338.4/566/9141309748
The diffusion of technological change in the Pennsylvania pig iron industry, 1850-1870 William David Walsh. - New York Arno Press 1975, c1967. - xxi, 256 p. 24 cm. - Dissertations in American economic history .
Originally presented as the author's thesis, Yale, 1967.
Bibliography: p. 251-256.
0405072228
75002601
Iron industry and Trade--History.--Pennsylvania
Technological innovations--Case studies.--Pennsylvania
HD9517.P4 / W3 1975
338.4/566/9141309748