Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 7-17

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 19-47

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 49-51

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 53-58

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 58

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 59

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 60

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 71-74

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 79-96

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 177-182

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 207-214

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 215-238

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 239-267

Published in Transactions of The American Microscopical Society, in 1918, in volume 37, pages 269-270