Osprey. 2016. ISBN 978 1 4728 1516 3. Goldsmith, Dolf L. The Devil's Paintbrush: Sir Hiram Maxim's Gun. Collector Grade Publications. 1989. ISBN 0-88935-282-8
Penguin Books. 2004. ISBN 0-14-100754-0. Goldsmith, Dolf F. The Devil's Paintbrush. Sir Hiram Maxim's Gun. Collector Grade Publications, Toronto. 1989. ISBN 0-88935-056-6