Card index to naturalizations handled by the U.S. District Court in Baltimore. Identified as Index 142. Contains three sets of indexes. The first one covers 1797-1906 and contains all the information found in the referenced record. Entries give name, country, address, date, names of witnesses, and citation. The second one, 1918-1923, concerns citizenship granted to discharged military personnel. Entries give name and volume and petition numbers. The third one covers 1925-1951. Entries give name, country, address, date, names of witnesses, alien registration number, and petition number. Some cards include age, date of birth, names and ages of minor children, and name changes. References, accessible by petition number, from latter two sets of indexes are located at the Philadelphia Branch of the National Archives.

See also BALTIMORE CITY MARYLAND INDEXES (Naturalizations, Baltimore County & Baltimore City, Index) 1796-1933 [MSA S 1416]. S1416