Sorry i have not been on computer.
Gertrude i have,
Birth Cert:
Eighth September 1882 15 Wenlock Street Hoxton
Name:Isabella (no gertrude on cert)
sex: girl
Father: Thomas Styles
Mother: Isabella Styles formerly Price
father occ: Potman
Registered: Twenty Fourth October 1882.
I found her in 1891 also
Thomas Stile 35 Wid Potman Inn born Oxford
Isabella G Stile Dau 8 born Hoxton
Millicent M Stile Dau 4 d/o d/o
Street Addr 73 Paradise Road, Vauxhall, Lambeth
In the same address is the Hanscomb family, which Thomas Style sister Sarah Elizabeth has married into, so he is living with his sister.
In 1901 i cannot find Gertrude, but her sister Millicent is living with the Hanscomb family.
RG12/401 Folio 20 Page 34