johns hopkins studies in the history of technology. new series Weapons and warfare in Renaissance Europe : gunpowder, technology, and tactics / Bert S. Hall En Tibi Lector Robertvm Valtvrivm Ad Illvstrem Heroa Sigismvndum Pandulphum Malatestam Ariminensium regem, de Re Militari Libris XII multò emaculatius, ac picturis, quæ plurimæ in … Writings on architecture : civil and military, c1460 to 1640 : a checklist of printed editions / comp. by John Bury & Paul Breman