Overview The Hugh Nelson, Incorporated (Columbia Carpet Mills) company was one of the oldest surviving carpet manufacturers in Philadelphia, Pennsylvania. Hugh Nelson owned the company until his son-in-law, Edward M. Schmauder became owner and president. Schmauder ran the company for 28 years before selling it in 1978. The carpet mill finally closed in 1983. The Hugh Nelson, Incorporated (Columbia Carpet Mills) records date from 1931 to 1957, with bulk dates from 1941 to 1957. This collection is mostly...