[06-14] The Disappearing Beaver
The Disappearing Beaver Author: Downing, Elliot R.
[06-13] Distribution of Fish in the Streams About Charleston, Illinois
Distribution of Fish in the Streams About Charleston, Illinois Author: Han Kinson, T.L.
[06-12] The Stratification of Atmospheric Humidity in the Forest
The Stratification of Atmospheric Humidity in the Forest Authors: Fuller, George D., Locke, J.R. and Wade McNutt
[09-11] Evaporation and Soil Moisture on the Prairies of Illinois
Evaporation and Soil Moisture on the Prairies of Illinois Author: Harvey, E.M.
[06-09] A Black Crowned Night Heron and Need of Its Protection
A Black Crowned Night Heron and Need of Its Protection Author: Finley, Charles W.
[06-08] Annotated List of the Algae of Eastern Illinois
Annotated List of the Algae of Eastern Illinois Author: Transeau, Edgar Nelson
[06-07] A Celestial Sphere in a Natural History Museum
A Celestial Sphere in a Natural History Museum Author: Atwood, Wallace W.
[06-06] Housing in Relation to Health
Housing in Relation to Health Author: Talbot, Marion
[06-05] Sanitary Aspect of Milk Supplies
Sanitary Aspect of Milk Supplies Author: Heinemann, P.G.
[06-04] The Control of Stream Pollution
The Control of Stream Pollution Author: Hansen, Paul