TY - BOOK ID - 130386332 TI - They made America : from the steam engine to the search engine : two centuries of innovators AU - Evans, Harold AU - Buckland, Gail AU - Lefer, David PY - 2004 SN - 0316277665 9780316277662 PB - New York: Little, Brown and Company, DB - UniCat KW - Inventors KW - Inventions UR - https://www.unicat.be/uniCat?func=search&query=sysid:130386332 AB - ER -