1. The marine Peregrines of the northwest Pacific coast;Beebe;Condor,1960
2. On the Raven;Blezard;Trans. Carlisle Nat. Hist. Soc.,1928
3. The Lakeland Pennines and their birds;Blezard;Trans. Carlisle Nat. Hist. Soc.,1946
4. The birds of Lakeland;Blezard;Trans. Carlisle Nat. Hist. Soc.,1943
5. Bolam , G. 1912 Birds of Northumberland and the Eastern Borders