This series abstracts Polonians enumerated in the 1910 U.S. Census for Maryland. Those enumerated are arranged alphabetically by surname, then by given name of the Head of Household. The following information is provided for each household: enumeration district and page number; address; name of each person whose place of abode on 15 April 1910 was in this household; relation to Head of Household; age; whether single, married, divorced, or widowed; number of this marriage; number of children mother bore and the number still living; year of immigration; whether naturalized, papers taken, or alien; trade or profession; nature of business; place of birth, race of those enumerated; the place of birth, race of the individual's father and mother; whether home - is owned/free of mortgage, owned/with mortgage, or rented.