1930 Census Liberty District (Libertytown) #155
Main St.
Maley Dorsey, 62 Wd, first married at 20, renting, cannot read or write, laundress
John B Dorsey 38, son, cannot read or write, farm laborer
James L Key 18, grandson, farm laborer

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note:
1920 Census, Liberty District 8, Fred. Co., MD, #192
Union Bridge Rd.
all can read and write
all MD,MD,MD
Charles C Key 25 (26?), rents, farm laborer
Martha M Key 24
James L Key 8
Charles F Key 5
Mary T Key 2
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1910 Census Liberty Dist 8, #215
all MD,MD,MD
South Street (in Libertytown?)
Malley L Dorsey, widow 44, total 8 children 7 living, laundress at home
Louis I Dorsey 22, servant private family
John B Dorsey 20, odd jobs
Martha M Dorsey 15, servant private family
Mary B Dorsey 15
Francis R Dorsey 2
[12]
Mabel T Dorsey 9
Cecelia R Dorsey 7

1900 Census, Liberty Dist, Fred Co, MD #226
all MD,MD,MD
Louis C Dorsey 38, May 1862, M12, day laborer, can read and write
Mallie E Dorsey 38, Oct 1861, M12, total 10 children 10 living, can read and write
Louis I Dorsey 11, Aug 1888, farm laborer, can read, not write
Robert B Dorsey 9, Oct 1890
Mary B Dorsey 5, Jul 1894
Martha M Dorsey 5, July 1894
Francis R Dorsey (male) 2, Aug 1897
Maybell L Dorsey 5/12, Dec 1899
Edith V Garner 22, stepdau, Nov 1877, cook, can read and write
Arthur C Smith 14, stepson, June 1885, farm laborer, can read and write