TY - BOOK AU - Thomson,Ross ED - ebrary, Inc. TI - Structures of change in the mechanical age: technological innovation in the United States, 1790-1865 T2 - Johns Hopkins studies in the history of technology AV - T173.8 .T498 2009eb U1 - 609.73/09033 22 PY - 2009/// CY - Baltimore PB - Johns Hopkins University Press KW - Technological innovations KW - United States KW - History KW - 18th century KW - 19th century KW - Electronic books KW - local N1 - Includes bibliographical references (p. [403]-422) and index; Electronic reproduction; Palo Alto, Calif.; ebrary; 2013; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/daystar/Doc?id=10363234 ER -