Nature Manitoba
Pioneer Award 1971
Capturing the Summit, by Trevor Marc Hughes
Cliff Shaw Memorial Award 1960
Picoides1988 HML tribute
Perognathius Laingi – mouse species named after Laing, who discovered it
Outdoor Life article by HML July 1932
HML birth certificate
HML Heritage billboard in Comox
Riding the Continent by HML, edited by Trevor Marc Hughes 2019
Pioneer Birdmen of Comox, by Elizabeth Brooks, 2006
Biography by Richard Mackie 1985
