[595] Annæ Comnenæ Alexiad. lib. 16. p. 385; πῦρ ὑγρόν.

[596] A projectile machine of this kind is mentioned by Joinville, p. 39.

[597] See the passage of Anna Comnena quoted by Hanov. p. 335.

[598] In Leonis Allatii Σύμμικτα. Colon. 1653, 8vo, p. 239.

[599] Cap. 19, § 6, p. 322.

[600] Pp. 344, 346.

[601] Thus in the year 1466 straw thatch, and in 1474 the use of shingles were forbidden at Frankfort.—Lersner, ii. p. 22.

[602] Doppelmayer says that the water was driven to the height of a hundred feet.

[603] Doppelmayer, p. 303.

[604] Contin. du Traite de la Police, par De la Mare, p. 137.