000 00407nam a2200133Ia 4500
008 191206s9999 xx 000 0 und d
020 _a0060165901 (cloth) :
090 _aT17.G54
245 0 _a"Cathedral, forge, and waterwheel: technology and invention in the Middle Ages"
260 _aHarperCollins Publishers
260 _ccc1994
300 _a357 p. : ill. ; 22 cm.
999 _c15643
_d15643