Taxonomic and distributional notes on Philippine birdsPublished in Nemouria, in 1971, in volume 4, pages 1-67Notes on Philippine Birds (No. 1)Published in Nemouria, in 1971, in volume 3, pages 1-6The Summer Birds of the Gila Valley, New MexicoPublished in Nemouria, in 1971, in volume 2, pages 1-35
Notes on Philippine Birds (No. 1)Published in Nemouria, in 1971, in volume 3, pages 1-6The Summer Birds of the Gila Valley, New MexicoPublished in Nemouria, in 1971, in volume 2, pages 1-35
The Summer Birds of the Gila Valley, New MexicoPublished in Nemouria, in 1971, in volume 2, pages 1-35