Bingo! Got him! - Thanks for the earlier address.
1901 census 39 Hilmarton Road Islington:
Elizabeth Abrahams 79 widow living on own means b. city of London
Alfred J ,, ,, son 42 single Printers manager ,, ,,
Elizabeth ,, ,, daughter 40 single ,, ,,
Alexander ,, ,, son 35 single warehouse manager ,, ,,
Keziah Clements 22 general servant. b. Somerset.
I was sure he was just an interested amateur and I think I might be right.
Carole