Sue Heys:
Heys is an unusual name spelled like that. There is one entry for a Heys in the directory. Might Joseph have been his second name?
HEYS, H.J.
Department of the Clerk of the Council
Date entering service: Oct 1901
Assistant 1st Class
Salary £350 p.a.
(Served in HM forces in 1914-1918 war)
Louisa Maud:
I have found a few Garners, I don't know if they are yours:
GARNER, G.
Constructional Division
Date entering service: Apr 1926
Maintenance Assistant
Salary £200 p.a.
(Served in HM forces in 1914-1918 war)
GARNER, Miss L.M.
Public Health Department
School Nursing Staff
Date entering service: Nov 1922
School Nurse
Salary £140 p.a.
(Served in HM forces in 1914-1918 war)
GARNER, A.
Valuation, Estates & Housing Department
Date entering service: Feb 1920
General Foremen of Workmen
Salary £3,15s,0d p.w.
(Served in HM forces in 1914-1918 war)
GARNER, V.W.
Supplies Department
Clerkenwell Depot
Printing, Stationery, Books & School Apparatus Branch
Warehouse
Date entering service: Apr 1889
Senior Warehouseman
Salary £3,0s,0d p.w.
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Only white collar workers are listed by name, there are obviously thousands of blue collar workers that are just lumped under their job title.
Hope this helps.