Published in Bulletin of The Southern California Academy of Sciences, in 1952, in volume 51, pages 1-3

Created: 2012-01-17, modified: 2012-01-17

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, pages 4-8

Created: 2012-06-07, modified: 2012-06-07

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, pages 9-20

Created: 2012-06-07, modified: 2012-06-07

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, pages 60-62

Created: 2012-06-07, modified: 2012-06-07

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, issue 2, pages 50-54

Created: 2011-10-18, modified: 2011-10-18

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, issue 2, pages 55-59

Created: 2020-06-22, modified: 2020-06-22

Published in Bulletin of the Southern California Academy of Sciences, in 1952, in volume 51, issue 3, pages 71-78

Created: 2017-06-06, modified: 2017-06-06