. Contributions. Biology. 9 vaults was excco(linf2;ly flimsy. The latter were simply pits unprotected from flies. As can l)e seen from the picture on this page and the ones following, the buildings were well ventilated, both under the bottom—into the vaults—and over the doors or on the sides. The purpose of the holes no doubt was for light alone, but as they were unscreened they afforded an excellent avenue of entrance and exit for flies which were very numerous, not only around the privies, but in other parts of the camp as well. As far as I could learn no repellent as chloride of lime was us


. Contributions. Biology. 9 vaults was excco(linf2;ly flimsy. The latter were simply pits unprotected from flies. As can l)e seen from the picture on this page and the ones following, the buildings were well ventilated, both under the bottom—into the vaults—and over the doors or on the sides. The purpose of the holes no doubt was for light alone, but as they were unscreened they afforded an excellent avenue of entrance and exit for flies which were very numerous, not only around the privies, but in other parts of the camp as well. As far as I could learn no repellent as chloride of lime was used except in a few instances when it was furnished by the tenant. These buildings were often located within a few feet of the camps as can be seen from the Showing the construction and "ventilation" of the privies. Note the wide open space.« under the bottom and over the tops of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Brown University. Biological Laboratory. Providence, R. I


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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectbiology