[030-097] Hybrid Crosses in Sunfishes
Hybrid Crosses in Sunfishes Author: Luce, Wilbur M.
[030-101] Another Occurrence of a Fresh Water Medusa
Another Occurrence of a Fresh Water Medusa Author: Steagall, Mary M.
[030-100] Derbid Field-Days
Derbid Field-Days Author: Spooner, C.S.
[030-099] A Suggested Change in High School Laboratory Time
A Suggested Change in High School Laboratory Time Author: Reilly, Sister Mary Fabian
[030-098] Notes on Ectoparasitic Trematides of Fishes
Notes on Ectoparasitic Trematides of Fishes Author: Mixelle, John D*
[030-096] Lapland Longspurs in Illinois in the Early Spring of 1937
Lapland Longspurs in Illinois in the Early Spring of 1937 Author: Hudelson, C.W.