Legend to the illustrations in the print: ANCIENT MILITARY ENGINES: Fig. 1. Steel catapult, 2. A simple kind of springel, 3,4. Sling ballista, 5. Small ballista for fire balls, 6. Wall piece or culverin, 7. A swivel gun or field hackbut, 8. Arquebus of lighter construction, 9. Arquebus, 10, Musket, 11. Match lock, old construction, 12. Match lock, improved construction, 13. Wheel lock, 14. Wheel lock, improved, 15. Mortar, made of wooden staves, like casks, 16. A stone throwing mortar, 17. Bombard on a fixed bed, 18,19. The first cannons, known as Bombards, 20. Forty-five battering gun, 21. Movable carriage, 22. Mortar and chambered gun, 23. A petard used for bursting gates etc., 24. [center] Movable towers used to conquer Jerusalem by the Crusaders on the 15th July 1099 after a siege of one month. Print  Specifics: Type of print: Steel engraving - Original antique print Year of printing: not indicated in the print - actual 1844 Publisher: Georg Heck Condition: 1 (1. Excellent - 2. Very good - 3. Good - 4. Fair) Dimensions: 9.5 x 11.5 inches (24 x 29 cm), including blank margins (borders) around the image(s). Paper weight: 3 (1. Thick - 2. Heavier - 3. Medium heavy - 4. Slightly heavier - 5. Thin) Reverse side: Blank Note: Green color 'border' around the print in the photo is a contrasting background on which the print was photographed. Martin2001 Satisfaction Guaranteed Policy! Any print purchased from me may be returned for any (or no) reason for a full refund including all postage. eBay seller since 1998. Five-star service.