176 U.S. NATIONAL MUSEUM BULLETIN 2 23 



Olsen, H. 



1958. Opdraet af atlasfinken. Stuefuglene, vol. 33, pp. 125-128. 



OUSTALET, EmILE 



1905. Catalogue des oiseaux rapportes par la mission Chari-Lac Tchad, 

 III. Bull. Mus. Hist. Nat. Paris, vol. 11, pp. 10-16. 



Page, Ernie V. 



1946. Some notes on birds about Cathedral Peak. Ostrich, vol. 17, pp. 



337-342. 



Page, Wesley Theodore 



1907. The queen whydah. Bird Notes, vol. 6, pp. 5-7. 

 1909. Visits to members aviaries. Bird Notes, vol. 8, p. 257. 

 1914. Species which have reared young and hybrids which have been bred 

 in captivity in Great Britain, Ashbourne, Airan Press, viii+ 55 pp. 



Paget-Wilkes, a. H. 



1924. Brevities. Oologists' Record, vol. 4, pp. 22-23. 



1938. Notes on the breeding of some species in northeastern Uganda. 



Ibis, ser. 14, vol. 2, pp. 118-129. 



Pakenham, Richard H. W. 



1936. Field-notes on the birds of Zanzibar and Pemba. Ibis, ser. 13, vol. 

 6, pp. 249-272. 



1939. Field notes on the birds of Zanzibar and Pemba. Ibis, ser. 14, vol. 



3, pp. 522-554, 



Parker, H. Hambly 



1931. Aviculture as a hobby. Ostrich, vol. 2, pp. 47-52. 



Payne, Oliver 



1944. Egg of the cuckoo finch. Ostrich, vol. 15, p. 235. 



Peters, James Lee, and Loveridge, Arthur. 



1942. Scientific results of a fourth expedition to forested areas in East and 



Central Africa. Bull. Mus. Comp. Zool, vol. 85, pp. 217-275. 

 1953. Zoological results of a fifth expedition to East Africa. Bull. Mus. 



Comp. Zool., vol. 110, pp. 87-139. 



Plowes, Darrell Charles Herbert 



1945. Data of birds' eggs collected. Ostrich, vol. 16, pp. 109-117. 



1947. The birds of Ladysmith, Natal. Ostrich, vol. 18, pp. 134-154. 



Pope-Ellis, P. C. 



1951. Points from letters. Ostrich, vol. 22, p. 126. 



Poulsen, Holger 



1953. A study of incubation responses and some other behaviour patterns 



in birds. Videnskabelige Meddelelser, vol. 115, pp. 1-131. 

 1956. Breeding of the Senegal combassou (Hypochera chalybeata Miill.) 



in captivity. Avicultural Mag., vol. 62, pp. 177-181. 



Prestwich, a. A. 



1956. [Comment on Karl Nielsen's note.] Avicultural Mag., vol. 62, No. 

 1, p. 13. 



