Bailey, A.M. and Niedrach, R.J. Birds of Colorado. Vols. I & II. 1st. Ed. Pub. Denver Mus. Nat. Hist. 1965
Two volume set (sunning to 895 text pages) plus 124 col. plates and over 400 b/w. photos. 4to. Fine hardbacks in vg. dws.
Four hundred and thirty nine species and an additional sixty four subspecies are recorded. A thorough, highly informative, record of the birdlife of Colorado, of value to both the professional ornithologist and the amateur naturalist.
£30.00 [Ref: 42049]