| Sources | [S1]  BMD Index (GRO), Vol 3a P 222. 
 
[S241]  Census 1939 E&W (War Register 29/09/1939). 
 
[S9]  Census 1871 E&W (02/04/1871). 
 
[S11]  Census 1881 E&W (03/04/1881). 
 
[S54]  Census 1891 E&W (05/04/1891), RG12/1100/F?.Name,Relation,Condition,Sex,Age,Occupation,Employ Status,Where Born,Infirmity
 Louisa Bonfield,Head,W,F,52,,,Sandon, Herts,
 John Bonfield,Son,M,M,27,Agricultural Labourer,Employed,Wyddial, Herts,
 Samuel Bonfield,Son,25,M,24,Agricultural Labourer,Employed,Wyddial, Herts,
 James Bonfield,Son,S,M,22,Shoe Maker,Employed,Wyddial, Herts,
 Frederick Bonfield,Son,S,M,17,Agricultural Labourer,Employed,Wyddial, Herts,
 
 
[S12]  Census 1901 E&W (31/03/1901). 
 
[S57]  Census 1911 E&W (02/04/1911), RG14 - PN7533 RD SD ED - PN18.Name,Relation,Sex,Age,Married,Years,Chd Born,Chd Living,Chd Died,Occupation,Industry,Employ Status,At Home,Where Born,Nationality,Infirmity
 John Bonfield,Head,M,48,M,17,1,1,,Horseman on Farm,Farm,Worker,,Wyddial, Herts,,
 Ellen Catherine Bonfield,Wife,F,51,M,17,1,1,,,,,,Kelshall, Herts,,
 Emily Susan Bonfield,Daughter,F,16,S,,,,,,,,,Wyddial, Herts,,
 
 
[S612]  Census 1921 E&W (19/06/1921), RG15 PN07055 SN56 RD135 RS1 ED9,10,11.Census England 1921
 Place:  Wyddial, Herts
 
 
 |  Name  |  Relation  |  Age  |  Sex  |  Marr/Orph'd  |  Birthplace  |  Nationality  |  Education  |  Occupation  |  Employment  |  Place of Work  |  Chd <16  |  Children's Ages  |  |  John Bonfield  |  Head  |  58  |  M  |  Married  |  Wyddial, Herts  |    |    |  Horse Keeper on Farm  |  May Bros., Farmer  |  Wyddial, Herts  |    |    |  |  Ellen Catherine Bonfield  |  Wife  |  59  |  F  |  Married  |  Kelshall, Herts  |    |    |    |    |    |    |    | 
 
 
[S1]  BMD Index (GRO), Vol 3a P 229. 
 
[S278]  Hertfordshire Marriages Transcriptions. 
 
[S1]  BMD Index (GRO), Vol 3a P 691. 
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