Roe, Joseph Wickham, English and American Tool Builders, New Haven, Connecticut: Yale University Press, 1916 [2018-07-15], LCCN 16011753, (原始内容存档于2020-11-30). Reprinted by McGraw-Hill, New York and London, 1926 (
Roe, Joseph Wickham, English and American Tool Builders, New Haven, Connecticut: Yale University Press, 1916 [2018-07-15], LCCN 16011753, (原始内容存档于2020-11-30). Reprinted by McGraw-Hill, New York and London, 1926 (
Roe, Joseph Wickham, English and American Tool Builders, New Haven, Connecticut: Yale University Press, 1916 [2018-07-15], LCCN 16011753, (原始内容存档于2020-11-30). Reprinted by McGraw-Hill, New York and London, 1926 (