Bridge in time
Subtitle: the complete 1850 census of Frederick County, Maryland
By: Mary Fitzhugh Hitselberger, John Philip Dern.
Contributors: Dern, John Philip, joint author.; United States. Census Office. 7th census, 1850.
Publisher: Monocacy Book Co.
Published: 1978
Place of publication: Redwood City, Calif
Language: eng
Number of pages: 686
Subjects: Registers of births, etc. -- Maryland -- Frederick Co.; Frederick County (Md.) -- Census, 1850.; Frederick County (Md.) -- Genealogy.
Notes: Includes index.