LEADER 00000nam 2200217 a 4500
001 0663571
003 UkHlHU
007 t
008 001506 2 1962 000 eng
040 UkHlHU
050 4 HC 53 H1
100 0 Habakkuk, Hrothgar John.
245 00 American and British technology in the nineteenth century
:|bthe search for labour saving inventions.
260 Cambridge :|bCambridge University Press,|c1962.
300 222p.
650 0 Natural resources|xConservation|xEconomic conditions.
|