1. Olmstead Alan , New York City Mutual Savings Banks, 1819–1861, pp. 97–116.
2. U.S. Bureau of the Census, “Manufacturers in New Hampshire,” (November 1921).
3. Industrial Borrowing by the New England Textile Mills, 1840–1860: A Comment;Vatter;JOURNAL,1961
4. Further analyses are underway which make use of more of the materials in the data base, which at this point is composed of 469,000 card image records, about 2.1 million with relational data included.