From "History of La Crosse County, Wisconsin", 1881, p. 750. City of La Crosse DAVID DRUMMOND, dealer in diamonds, watches, clocks and jewelry, No. 35 Main street, has been in business for himself, in present location, since September, 1877. He was born in Glasgow, Scotland, Sept. 25, 1849; son of D. D. Drummond, who came to America in 1853, settled in Clayton Co., Iowa, and now lives in Dubuque. David Drummond learned his trade in McGregor, Iowa, working with R. Hubbard three and a half years, and six months with French & Richmond of same place. Came to La Crosse, Jan. 13, 1873, and has worked at the business since. Was married Feb. 3, 1873, in McGregor, to Miss Julia, daughter of John Shadbolt, now of Georgetown, Colo. Has two children, Prentice and Harry. [I am not related to this family and have no further information. I'm posting this as a service and hope it helps!]