T A Walker

Mrs Oliphant, Mrs Harry Coghill and T.A. Walker: Three lives connected through the business of railway construction, Owen E Covick, published in the Flinders Business School Research Paper Series in 2009; Flinders University, Adelaide, Australia

Louis Philip Nott, Extract from Biographical Dictionary of Civil Engineers in Great Britain and Ireland – Volume 3: 1890-1920, Mcwilliam & Chrimes, ICE Publishing; 1st edition (7 August 2014), ISBN 978-0727758347

Charles Hay Walker, Biographical Dictionary of Civil Engineers in Great Britain and Ireland – Volume 3: 1890-1920, p627-629, Mcwilliam & Chrimes, ICE Publishing; 1st edition (7 August 2014), ISBN 978-0727758347