Phillips & Powis at Reading (Woodley) covered in some detail at (1) http://en.wikipedia.org/wiki/Miles_Aircraft, and (2) Temple, Julian C. Wings Over Woodley – The Story of Miles Aircraft and the Adwest Group. Bourne End, Bucks, UK: Aston Publications, 1987. ISBN 0-946627-12-6.

….and please don’t forget Peter Amos’ monograph on the company (Amos, Peter. Miles Aircraft – The Early Years: The Story of F G Miles and his Aeroplanes, 1925–1939. Tonbridge, Kent, UK: Air-Britain (Historians) Ltd, 2009. ISBN 978-0-85130-410-6) and for those with deep pockets, Don Brown’s seminal history (Brown, Don Lambert. Miles Aircraft Since 1925. London: Putnam & Company Ltd., 1970. ISBN 0-370-00127-3).