Non-poisonous Fly-papers.
II.—Mix 1 part of ground pepper and 1 part of brown sugar with 16 parts milk {348} or cream, and put the mixture on flat plates.
III.—Macerate 20 parts of quassia wood with 100 parts of water for 24 hours, boil one-half hour, and squeeze off 24 hours. The liquid is mixed with 3 parts of molasses, and evaporated to 10 parts. Next add 1 part of alcohol. Soak blotting paper with this mixture, and put on plates.
IV.—Dissolve 5 parts of potassium bichromate, 15 parts of sugar, and 1 part of essential pepper oil in 60 parts of water, and add 10 parts of alcohol. Saturate unsized paper with this solution and dry well.
V.—Boil together for half an hour
| Ground quassia wood | 18 pounds |
| Broken colocynth | 3 pounds |
| Ground long pepper | 5 pounds |
| Water | 80 pounds |
Then percolate and make up to 60 pounds if necessary with more water. Then add 4 pounds of syrup. Unsized paper is soaked in this, and dried as quickly as possible to prevent it from getting sour.
VI.—Mix together
| Ordinary syrup | 100 ounces |
| Honey | 30 ounces |
| Extract of quassia wood | 4 ounces |
| Oil of aniseed, a few drops. |