00529nam a2200169Ia 450000100060000000800410000602000150004704000130006208200160007510000200009124501000011126000550021130000110026654600070027765000470028470000280033142270140425s9999    xx            000 0 und d  a9698016252  cPK-LaUMT  a 621bIBN-B  aHill, Donald R. 4aThe book of knowledge of ingenious mechanical devicescHill, Donald R.<>Ibn al-Razzaz al-Jazari  aIslamabad,Pakistan:bPakistan Hijra Council,c1974  a285 p.  aEN  aMechanical engineering-Early works to 1800  aIbn al-Razzaz al-Jazari