Aero-Engines. Inspection Of, Before Flight. "C" Licence. [By R.F. Barlow and A. McIsaac.] (Second and Revised Edition [of Parts 1 and 3 of "Aero-Engines," by R.F. Barlow, A.N. Barrett and A. McIsaac].).
Home Counties of Year '48 Students (from Other Provinces in the Dominion), OAC Review, V.58, No.5, February 1946, Page 303