000 00509nam a2200181Ia 4500
008 250428s9999 xx 000 0 und d
020 _a0-06-016590-1
082 _a609.40902 G455 1994
245 0 _aCathedral, forge, and waterwheel : technology and invention in the middle ages
245 0 _cGies, Frances.
260 _bHarper Collins Publishers,
260 _c1994
300 _a357 p.
526 _a600 Technology (App Sciences)
650 _aInvention -- History.
942 _2DDC
942 _cB
999 _c12597
_d12597