Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 141-143

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 143-144

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 145-147

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 147-150

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 151-153

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 154-155

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 156-157

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 157-163

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 163

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 164-165

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 165-167

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 168-169

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 169-171

Published in Proceedings of The American Philosophical Society, in 1850, in volume 5, issue 45, pages 171-174