No. 9 (1930)
Issue cover date: May 1930
Science Bulletin, vol.2 no.9, May 1930 [complete issue]
Title - Masthead
Joseph HenryW. H. Kadesch
Chemical Lecture ExperimentsR. W. Getchell
This number of Science Bulletin is the last number for the school year 1929-30.
At the close of the school year you will be making your plans for the summer.
Insects and ManRoy L. Abbott
Care of Laboratory EquipmentHarold E. Murphy
The Conservation of Wild FlowersO. R. Clark
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