#46883, b. 1870, d. December 1889
- Relationship: 2nd cousin 1 time removed of Garson Henry Lovewell Blake :possibly Garson Edric JOHNSON's (later Geoffrey JACKSON) natural father?
- Charts: Blake (Essex) descendant chart, Blake descendant chart
- Birth: Jessica Blake was born in 1870 in Bromley, Greater London, England.
- Death Reg: Jessica's death was registered in the quarter ended in December 1889 in the Bromley registration district, aged 19. (Her age calculates to 19 years).1
- Free UK BDM index from 1837, online http://freebmd.rootsweb.com, Blake Jessie 19 Bromley 2a 229.