Sidney Lock

Roles in Organisations

• LoN Pool : LoN Typist (LoN Second Division) (3/9/1921-2/10/1921)    LoN Typist (LoN Second Division) (4/9/1922-6/10/1922)    LoN Typist (LoN Second Division) (5/9/1923-29/9/1923)