TY - BOOK ID - 137420677 TI - Feedback mechanisms in the historical collections of the National Museum of History and Technology AU - Mayr, Otto. AU - Smithsonian Institution. PY - 1971 PB - Washington, [D.C.] : Smithsonian Institution Press, DB - UniCat KW - Feedback control systems KW - Governors (Machinery) KW - History. KW - National Museum of History and Technology. UR - https://www.unicat.be/uniCat?func=search&query=sysid:137420677 AB - ER -