Field Mouse Poison
Whole Wheat - 125 lb.
Thallium Sulphate 1 1/2 lb.
Hot Water 6 qt.
Starch, Dry 1/2 lb.
Glycerin 1/2 pt.
The thallium sulphate is dissolved in the hot water, and to this is added the starch, previously mixed with a little cold water. The clear starch
paste thus made is boiled for 2 to 3 minutes, the glycerin is added and the mixture boiled for a short time and then incorporated with the wheat.
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