Published in Proc. Amer. Philos. Soc., in 1893, in volume 31, pages 210-225
Created: 2010-03-21, modified: 2023-02-16
Published in Proc. Amer. Philos. Soc., in 1893, in volume 31, pages 333-347
Created: 2010-03-21, modified: 2023-02-16
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