TWA: AN AIRLINE AND ITS AIRCRAFT
Written by R.E.G. Davies. Illustrated by Mike Machat. Stock no 2139593. Published by Paladwr Press. 1st USA. 2000.

IMPERIAL AIRWAYS: THE BIRTH OF THE BRITISH AIRLINE INDUSTRY 1914-1940
Written by Robert Bluffield. Stock no 1823805. Published by Classic; Ian Allan. 1st. 2009.

IMPERIAL AIRWAYS AND THE FIRST BRITISH AIRLINES 1919-40
Written by A.S. Jackson. Stock no 2138429. Published by Terence Dalton Limited. 1995.

ARMAMENT OF BRITISH AIRCRAFT 1909-1939
Written by H.F. King. Stock no 1322023. Published by Military Book Society. 1st thus. 1971.

BRITISH CIVIL AIRCRAFT 1919-59 VOLUME TWO
Written by A.J. Jackson. Stock no 1816309. Published by Putnam. 1st. 1960.

BRITISH CIVIL AIRCRAFT 1919 VOLUME II
Written by A.J. Jackson. Stock no 1813117. Published by Putnam. 2nd. 1988.

BRITISH CIVIL AIRCRAFT 1919 VOLUME II
Written by A.J. Jackson. Stock no 1610140. Published by Putnam. 1988.

BRITISH CIVIL AIRCRAFT 1919 VOLUME II
Written by A.J. Jackson. Stock no 1322014. Published by Putnam. 1988.

BRITISH CIVIL AIRCRAFT SINCE 1919 VOLUME THREE
Written by A.J. Jackson. Stock no 2139139. Published by Putnam. 2nd. 1974.

BRITISH CIVIL AIRCRAFT SINCE 1919 VOLUME TWO
Written by A.J. Jackson. Stock no 2139092. Published by Putnam. 2nd. 1973.

BRITISH AIRCRAFT VOLUME ONE
Written by R.A. Saville-Sneath. Stock no 1608591. Published by Penguin. 1st. 1944.

THE WORLD'S GREATEST AIRCRAFT
Written by Christopher Chant. Stock no 2122786. Published by Crescent Books. 1st USA. 1991.