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1896. London. Warwick Wroth, F.S.A.: The London Pleasure Gardens of the Eighteenth Century.
1906. Woolwich. Col. J. R. J. Jocelyn: The connection of the Ordnance Department with National and Royal Fireworks.
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1915. London. Lieut.-Col. H. W. L. Hime: The Origin of Artillery.
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1802. English Encyclopædia.
1830. Brewster's Cyclopædia—MacCullock.
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1886. The Techno-Chemical Receipt Book. Brannt & Wahl.
1921. Harmsworth Universal Encyclopædia. A. St. H. Brock.