His birth index:

For some reasons I have chosen the second of these as his birth:

Surname First name(s) District Vol Page
Births Mar 1895   (>99%)
Marks Herbert Henry Winchester 2c 140
Births Jun 1896   (>99%)
MARKS Herbert Henry Taunton 5c 308
________________



In 1911 he was with his parents at 79 Warrington Crescent Maida Vale W, Paddington, London:

First name(s)  Last name  Relationship  Marital status  Sex  Age  Birth year  Occupation  Birth place
Herbert Benjamin       Marks    Head      Married  Male    50  1861  Sponge Merchant        London
Maud Rose              Marks    Wife      Married  Female  40  1871  -                      London
Herbert Henry          Marks    Son       -        Male    15  1896  School                 London
Sibyl Victoria Amelia  Marks    Daughter  -        Female  18  1893  Student                London
Sarah Esther           Allison  -         -        Female  40  1871  Cook                   Islington
Esther                 Spall    -         -        Female  32  1879  Parlourmaid Domestics  Westleton  Suffolk
Miriam                 Davies   -         -        Female  23  1888  Domestic               Woolsvish

Ref:
Census reference  RG14PN35 RG78PN1 RD1 SD1 ED35 SN316
RG78 code number  1
Piece number      35
_______________________

In 1939 he and Isobel were living in Godstone:

FIRST NAME(S) LAST NAME(S) BIRTH YEAR
Herbert H Marks 1896
Isobel P Marks and 1 more person are on this record
__________________