1901 census
Class: RG13; Piece: 713; Folio: 88; Page: 37
19 Cecil Road, Gravesend, Kent
Delitke, Arthur  Head  M  39  Railway Guard  b Tottenham
Delitke, Sarah  Wife  F  34  b Gravesend
Delitke, Ethel  Daughter  F  15  b Gravesend
Delitke, Arthur  Son  M  12  b Gravesend
Delitke, William  Son  M  10  b Gravesend
Delitke, Horace  Son  M  8  b Gravesend
Delitke, George  Son  M  6  b Gravesend
Delitke, Violet  Daughter  F  4  b Gravesend
Delitke, Edith  Daughter  F  1  b Gravesend
And their marriage (another surname variant!):
June qtr 1885
Dartford district     vol 2a, page 679
Delithe, Arthur Augustus
Beacon, Sarah Harriett