TY - BOOK AU - Thomson,Ross ED - ProQuest (Firm) 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 2009 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 N1 - Includes bibliographical references (p. [403]-422) and index; Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries UR - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=3318487 ER -