Is this her birth?
September qtr 1900
Devonport didtrict vol 5b, page 625
Herbert, Winifred Pretoria
And 1901 census:
Reference RG13, Piece 2109, Folio 59, Page 4
Fellowe Park, Devonport (Part of Nelson Park ward)
Herbert, Frank Head M 26 General Labourer b Stonehouse, Devon
Herbert, Eliza Wife F 20 b Devonport
Herbert, WInifred Daughter F 10 months b Devonport