!US Census 1920 (4 June) Brookline Township, Norfolk Co., Massachusetts, Roll T625_721, ED 179, Page 15A, lines 42-46: Dean Pierce (b. Abt 1858 - 62 - in MA - Occ: Stock Broker - Fa: MA and Mo: MA) married to Louise H. (b. Abt 1861 - 59 - in MA - Fa: MA and Mo: MA). Child listed is: Mary D. (dau b. Abt 1890 - 30 - in MA). OTHERS listed are: Effie Wachacherie (cook b. Abt 1883 - 37 - in Canada - Fa: Canada and Mo: Canada); and Beatrice Rawlins (servant - b. Abt 1893 - 27 - in IRE - Fa: IRE and Mo: IRE)
!US Census 1900 (22&23 June) Brookline Township, Norfolk Co., Massachusetts, 378 Fisher Avenue, Roll T623_669, book 1, page 296a, lines 57-75: Dean Pierce (b. Abt July 1857 - 42 - in MA - Occ: Stock Broker - Fa: MA and Mo: MA) married 18 yars to Louisa H. (b. Abt Apr 1860 - 40 - in MA - Fa: MA and Mo: MA) having 4 children born and still living. Children listed (born in MA) are: Dorothy W. (dau b. Nov 1883 - 16); Sarah H. (dau b. Jan 1885 - 15); Rosamond (dau b. Oct 1886 - 13); and Mary D. (dau b. Oct 1889 - 10). OTHERS listed are: Julia Coughlin (b. May 1873 - 27 - in IRE - Occ: Cook - Fa: IRE and Mo:IRE); Norah White (b. Mar 1861 - 39 - in IRE - Occ: Parlor Maid - Fa: IRE and Mo:IRE); and Margaret Welch (b. Oct 1864 - 35 - in IRE - Occ: Chamber Maid - Fa: IRE and Mo:IRE).