The US 6812 Division Bombe Report Eastcote 1944 Page 46

Tony Sale's Codes and Ciphers

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Chapter II. Procedure Used in Machine Decoding.
Table of Contents.

Organization......................................................page 41.

Receipt of Menu...................................................page 42.

Phonetic Alphabet.................................................page 43.

Key Identification................................................page 43.

Preparation of Menu...............................................page 43.

Wheel Order Assignment............................................page 44.

Setting Up Menu On Bombe..........................................page 46.

Entries on Job Sheet..............................................page 46.

Preparation of Check Sheet........................................page 46.

Procedure When Bombe Stops........................................page 49

Making Out Stop Slip..............................................page 49.
Excessive Stops Per Wheel Order.................................page 49.
Checking the Stop.................................................page 49.

Stop Checks As Good...............................................page 50.

IC OPS Procedure On Hut 6 Stops And End of Run....................page 51.

Stop Checks As Wrong..............................................page 52.

Taking a Check Stop...............................................page 53.

Stripping the Bombe...............................................page 53.

Short Testing the Bombe...........................................page 53.

Change of Watch and Noon Relief...................................page 53.

Keeping of Records.

Delay Log.......................................................page 54.

Rerun Book......................................................page 54.

Machine Log Book................................................page 54.

Work Notice Book................................................page 56.

Time Sheet......................................................page 56.


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