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a Mason considers these dimensions suspect and suggests a length of 30 ft 3 in (9.22 m) and span of 41 ft (12.5 m), although it states that these numbers are also suspect.[2]

• Bruce, J. M. (1957). British Aeroplanes 1914–18. London: Putnam.
• Mason, Francis K (1994). The British Bomber since 1914. London: Putnam. ISBN 0-85177-861-5.
• Robertson, Bruce (1970). Sopwith—The Man and His Aircraft. Letchworth, UK: Air Review. ISBN 0-900435-15-1.