^"The Pictorial History of St. Mary’s Cathedral, Edinburgh" Poskett, R: London, Pitkin,1967
^Church News Bishop Of Penrith To ResignThe Times Monday, 27 Jul 1970; pg. 8; Issue 57928; col F
^He edited the journals of his wife’s grandfather, the Scottish explorer John Kirk: "The Zambesi Journal of Dr John Kirk"(Edinburgh, Oliver & Boyd, 1962); "Zambesi Doctors-correspondence of Dr David Livingstone and Dr John Kirk"(Edinburgh, University Press, 1964)- British Library catalogue accessed Monday 11 August 2008 21:30