On the 1911 census,
Details removedhttps://familysearch.org/ark:/61903/1:1:XWC2-K5TSo, this marriage looks good?
December qtr 1879
Sunderland Registration District vol 10a, page 635
Anderson, Ralph John
+ and, on the same page +
Hammond, Margaret Jane E
Using the new GRO Index search (which shows Mother's maiden name), finds the following births:
ANDERSON, CHARLES HAMMOND HAMMOND
GRO Reference: 1880 D Quarter in SUNDERLAND Volume 10A Page 536
ANDERSON, RALPH LEWIS HAMMOND
GRO Reference: 1882 J Quarter in SUNDERLAND Volume 10A Page 606
ANDERSON, ALBERT ERNEST HAMMOND
GRO Reference: 1884 M Quarter in SUNDERLAND Volume 10A Page 656
ANDERSON, FREDERICK GORDON HAMMOND
GRO Reference: 1885 S Quarter in SUNDERLAND Volume 10A Page 639
ANDERSON, STANLEY JAMES HAMMOND
GRO Reference: 1887 J Quarter in SUNDERLAND Volume 10A Page 662
ANDERSON, NORMAN VICTOR HAMMOND
GRO Reference: 1890 S Quarter in CHESTER-LE-STREET Volume 10A Page 545
ANDERSON, HARRY SEPTIMUS HAMMOND
GRO Reference: 1894 S Quarter in CHESTER LE STREET Volume 10A Page 548
ANDERSON, FRANK OSWALD OCTAVIUS HAMMOND
GRO Reference: 1899 D Quarter in GATESHEAD Volume 10A Page 978
ANDERSON, JOHN EDWARD HAMMOND
GRO Reference: 1902 M Quarter in GATESHEAD Volume 10A Page 977
The use of the names Septimus and Octavius is telling! (Meaning 7th and 8th sons)