From the History of Worth and Mitchell Counties, Iowa, Union Publishing Co., 1883, Page 595

Dr. Loop also located in Northwood, in 1866 of 1867. He had been an army surgeon, and in his department never, probably, had his equal in the county. After remaining some eighteen months or two years, he retired form the field, finding Worth county too healthy for his business.

Transcribed by Gordon Felland, May 6, 2008