The postage stamps of Denmark 1851–1951. Copenhagen: The General Directorate of the Royal Danish Post Office, 1951. (Translated from the original Danish manuscript by Roland King-Farlow)
References
↑ "Membership" in The London Philatelist, Vol. 85, No. 1005–1006, September–October 1976, p. 170.
↑ The Society's medals and honorary fellowship. The Royal Philatelic Society London, 2009, p. 3.
↑ "The 32nd Philatelic Congress of Great Britain" in Gibbons Stamp Monthly, June 1950, p. 118.