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TITLE
Scottish Command Air Operation Instructions No. 1
EXTERNAL ID
Z_GB1741_D592_5_10
PLACENAME
Inverness
OLD COUNTY/PARISH
INVERNESS: Inverness and Bona
DATE OF IMAGE
17 July 1940
PERIOD
1940s
SOURCE
Caithness Archive Centre
ASSET ID
6019
KEYWORDS
homeguard
local defence volunteer force
scottish command air operations
code words
invasion
Scottish Command Air Operation Instructions No. 1

Document sent to Local Defence Volunteer Force.

Listed are seven code words to be used for making first reports of enemy invasion. The code words were agreed upon between the Services. Plain language place names were to be used for reporting positions.

The code words listed are:

1. Blackbird :- I have sighted enemy ships at (surface vessels, submarines or motor boats)
2. Mustard :- I have sighted suspicious vessels at..which I think are probably enemy but I am not certain.
3. Apples :- I have sighted a large number of aircraft believed enemy flying towards shore at..
4. Gallipoli :- Enemy landing from ships or boats at..
5. Caterpillars :- Enemy landing tanks at..
6. Parasols :- Enemy parachutes (indicate number) landing at..
7. Starlings :- Enemy aircraft landing at..
When using these code words, messages will be prefixed "Emergency Operations."

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Scottish Command Air Operation Instructions No. 1

INVERNESS: Inverness and Bona

1940s

homeguard; local defence volunteer force; scottish command air operations; code words; invasion

Caithness Archive Centre

Home Guard/Civil Defence papers

Document sent to Local Defence Volunteer Force.<br /> <br /> Listed are seven code words to be used for making first reports of enemy invasion. The code words were agreed upon between the Services. Plain language place names were to be used for reporting positions.<br /> <br /> The code words listed are:<br /> <br /> 1. Blackbird :- I have sighted enemy ships at (surface vessels, submarines or motor boats)<br /> 2. Mustard :- I have sighted suspicious vessels at..which I think are probably enemy but I am not certain.<br /> 3. Apples :- I have sighted a large number of aircraft believed enemy flying towards shore at..<br /> 4. Gallipoli :- Enemy landing from ships or boats at..<br /> 5. Caterpillars :- Enemy landing tanks at..<br /> 6. Parasols :- Enemy parachutes (indicate number) landing at..<br /> 7. Starlings :- Enemy aircraft landing at..<br /> When using these code words, messages will be prefixed "Emergency Operations."