Citations
'Catapult (ballista) acc[ording] to Vetruvius, standard sinew torsion type for arrows', GBR/1928/NRI/NRI2/10/4/2/5/6/40. Needham Research Institute. |
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'Catapult (ballista) acc[ording] to Vetruvius, standard sinew torsion type for arrows', GBR/1928/NRI/NRI2/10/4/2/5/6/40. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/1561318 Accessed May 05, 2025. |