Tap water filter Small 152×320 Medium 304×640 Large 486×1024 Download TIFF Original 1139×2400 | (687.3 KB) Description "A filter to strain out the germs at the house tap. Such a filter must be cleaned and boiled weekly." —Davison, 1910 Keywords faucet, filter, germ, tap, water Galleries Plumbing Source: Alvin Davison, Health Lessons (New York: American Book Company, 1910) 206
