01020nam a2200217Ia 4500 CTU_219204 210402s9999 xx 000 0 und d 621.0973 H662 Hindle, Brooke Emulation and invention Brooke Hindle New York New York University Press 1981 This is a classic text about how people in the 19th-century learned how to invent new technology -- by tinkering with the mechanical parts of other successful inventions -- gears, cams, ratchets, pistons -- to come up with new combinations that improved on the original design. Technology,Steamboats,Công nghệ,Công nghệ,Thuyền hơi nước,Điện thoại History,History,Lịch sử,Lịch sử,Lịch sử,Lịch sử United States,United States,Hoa Kỳ,Hoa Kỳ,Hoa Kỳ,Hoa Kỳ Qhieu Trung tâm Học liệu Trường Đại học Cần Thơ