:— Francigenis nostris illis ignota diebusRes erat omnino quid balistarius arcus,Quid balista foret, nee habebat in agmine totoRex quenquam sciret armis qui talibus uti. —Duchesne, Hist. Franc. Script., V. 115. Anna Comnena calls it TY$aypa (which looks like Persian charkh), a barbaric bow, totally… … Chap. LXX. MEDIEVAL ARTILLERY ENGINES 163 whilst the shot is projected in its parabolic flight.* To secure the most favourableresult the shot should have acquired its maximum velocity, and should escape at anangle of about 450. The attainment of this required certain proportions between…
Polo, Marco, 1254-1323? · Yule, Henry, Sir, 1820-1889 · Genghis Khan, 1162-1227 · Polo family · Inscriptions, Chinese · Early maps · Mongols · Voyages and travels
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