This post offers 8 more illustrations of the California condor from 8 books.
The illustrations below are shown in chronological order and without comment.
Artist: Arthur Singer. Source: Austin, Oliver L, Jr. 1961. Birds of the world: a survey of the twenty-seven orders and one hundred and fifty-five families. Golden.
Artist: Wilhelm Eigener. Source: Hvass, Hans. 1961. Alverdens fugle. Politikens.
Artist: Clark Bronson. Source: Dugdale, Vera. 1967. Album of North American birds. Rand McNally.
Artist: D W Ovenden. Source: Littlewood, Cyril. 1972. The world’s vanishing birds. Arco.
Artist: J H Matternes. Source: Allen, Thomas B. 1974. Vanishing wildlife of North America. National Geographic Society.
Artist: Alistair Robertson. Source: Schreiber, Rudolf L, Antony W Diamond, Roger Tory Peterson, and Walter Cronkite. 1987. Save the birds. Houghton Mifflin.
Artist: Darryl Wheye. Source: Ehrlich, Paul R, David S Dobkin, and Darryl Wheye. 1992. Birds in jeopardy. Stanford University Press.
Artist: Uncredited. Source: Perrins, Christopher, editor. 2009. The Princeton encyclopedia of birds. Princeton University Press.