Hi Chris,
this is the only Henry H Gifford I could find :
RG12/1084
Folio 100 p. 28
Edmonton New Southgate, Middlesex
11 Grove Road
Henry H Gifford, head, 33, accountant, b. Sussex Brighton
Mary W, wife, 30, b. Notts Newark
Hilda (F?), dau, 5, b. Surrey Sutton
Henry W, son, 2, b. Kent Forest Hill
Arthur G, son, 11 ms, b. do.
Tanja