The birds of North and Middle America : a description catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean Sea, and the Galapagos archipelago Pt. 6 Family Picidæ ..
Print Book, English, 1914
Gov. Print. Off, Washington, DC, 1914