Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 5-18

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 41-48

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 49-59

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 61-62

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 63-82

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 151-172

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 259-262

Published in Transactions of The American Microscopical Society, in 1902, in volume 23, pages 275-282