An Index to the 1800 Federal Census of Allegheny, Anne Arundel, Calvert Counties and the City of Baltimore 

 -  1967 
 - unpaged 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>1. Census<br/>2. Allegheny County, MD<br/>3. Anne Arundel County<br/>4. Calvert County<br/>5 Baltimore, MD