DescriptionCondor20(2).djvu English: The Condor, volume 20, issue 2 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n02/index.php...
DescriptionCondor20(4).djvu English: The Condor, volume 20, issue 4 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n04/index.php...
DescriptionCondor20(5).djvu English: The Condor, volume 20, issue 5 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n05/index.php...
DescriptionCondor20(1).djvu English: The Condor, volume 20, issue 1 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n01/index.php...
DescriptionCondor20(6).djvu English: The Condor, volume 20, issue 6 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n06/index.php...
DescriptionCondor20(3).djvu English: The Condor, volume 20, issue 3 Date 1918 Source http://elibrary.unm.edu/sora/Condor/files/issues/v020n03/index.php...