Bibliography of American Directories through 1860. By Dorothea N. Spear. Worcester, Mass.: American Antiquarian Society, 1961. Not at UD Library.
Full text microfilm collection (Not at UD Library):
- Based on Dorothea N. Spear’s Bibliography of American Directories Through 1860 and material from the American Antiquarian Society. Extended to 1960.
- City Directories of the United States. Segments I-5.
- Downloadable catalog of available directories on Primary Source site
- Can be gotten through Interlibrary Loan through the Center for Research Libraries