1. A preliminary report on the aquatic invertebrate fauna of the Yellowstone National Park, Wyoming, and of the Flathead region of Montana Author(s): Forbes, Stephen Alfred, 1844-1930 Publication: Washington : G.P.O., 1893 Subject(s): InvertebratesFresh WaterEnvironmental MonitoringEcosystemWyomingMontana
2. Littoral California Author(s): Edwards, William A. (William Aloysius), 1860-1933 author Publication: [Philadelphia?] : [publisher not identified], [1902?] Subject(s): ClimateEcosystemWeatherCalifornia
