Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 3-4

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 4-51

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 51-52

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 52

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 53-54

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 54-55

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 55

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 56

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 57-58

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 165, pages 59

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 166, pages 61

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 166, pages 62-85

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 166, pages 85-86

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 166, pages 87-135

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 137-138

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 138-140

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 140-148

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 148-159

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 159-160

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 160

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 161-164

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 165

Published in Proceedings of The American Philosophical Society, in 1901, in volume 40, issue 167, pages 166-176