1. Burney MS 69, ff 16v-19r Reference (shelfmark): Burney MS 69, ff 16v-19r Title: Scope & Content: Heron of Alexandria, De chirobalistra (TLG 0559.013). Five coloured drawings, ff 16v, 17v, 18r, 18v, 19r (cf. Prou 1877, figs. 19, 21, 23, 25, 27). Tit. ῞Ηρωνος χειροβαλλίστρας κατασκευὴ καὶ συμμετρίας. Collection Area: Western Manuscripts Languages: Greek, Ancient Date Range: 7 May 1545 Extent: 4 folios