Special Duties Personnel
| Role | Name | Posted from | Until |
|---|---|---|---|
| Assistant Group Leader | Mr Arthur Cecil Blomeley | Unknown | 07 Jul 1944 |
| Assistant Group Leader | Mr Samuel Connies | Unknown | 07 Jul 1944 |
| Assistant Group Leader | Mr Gordon Frederick Grizelle | Unknown | 07 Jul 1944 |
| Area Signals Section | Signalman Greening | Unknown | Unknown |
| Area Signals Section | Signalman John "Jack" Millie | Jun 1942 | 1943 |
| Area Signals Section | Driver Murrow | Unknown | Unknown |
| Area Officer Royal Signals | Lieutenant Joseph Harold Fletcher | 1943 | 1943 |
| Area Officer Royal Signals | Lieutenant Roy Russell | 1943 | 20 Jul 1944 |
| Area Officer Royal Signals | Lieutenant Andrew Johnston Weatherhead | 02 Mar 1944 | Unknown |
| Area Officer Royal Signals | Lieutenant David Wemyss | 1942 | Unknown |
| Group Leader | Mr Andre Evnett Frederick Williams | Unknown | 07 Jul 1944 |
| Intelligence Officer | Captain John Stewart Ellerman Todd | Unknown | Unknown |
| Royal Signals Support | Signalman Baker | Unknown | 08 Sep 1944 |
Cefnogwyd y Rhwydwaith hwn gan Signals Brenhinol Ardal 18.
Mae'r Archifau Gwladol yn cadw memorandwm dyddiedig 30 Mawrth 1942 sy'n datgan; "Mae'r C-in-C wedi penderfynu y dylid ehangu trefniadaeth y gosodiadau diwifr ar gyfer ochr gudd-wybodaeth yr Unedau Ategol i Montrose yn gynhwysol, a dylai hefyd gynnwys ardaloedd De Cymru a Gogledd Gwlad yr Haf".
Map of Station locations
Network Station locations
Harcourt 0 - Blorenge Instation
Harcourt R1 - Coity repeater station
Harcourt R2 - Machen repeater station
Harcourt 1 - Whitelye Outstation
Harcourt 1A - Llantilio Crossenny Church Suboutstation
Harcourt 2 - Coed-y-Caerau Outstation
Harcourt 2A - Newport Golf Club, Club House Outstation
Harcourt 3 - Llanfrechfa Outstation
Harcourt 4 - West Cardiff Outstation
Counties - Penarth District
Poets - Sully District
Rivers - Dinas Powys District
Furniture - Barry A District
Roots - Barry B District
Cars - Barry C District
Cigarettes - Canton, Cardiff District
Jewels - Wenvoe District
Plumbing - St Nicholas District
Anatomy - Bonvilston District
Drinks - Grangetown District
Unknown - Un-named Cardiff District
Harcourt 4A - Rudry Suboutstation
Harcourt 5 - Bridgend Outstation
References
TNA ref WO199/1194
Jones Map
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