The Newmanry History

55C Page 365


(iii) V The depth is on a tape fed into a tape-reader.

Proteus is started: it reads and remembers the first seven letters of the

If no click is found, the tape reader steps. Proteus acquires the 8th

When a click is found, Proteus stops, and displays

(i) The position in the depth (last letter) measured in lines 31 long.

(ii) The successful crib (1,2,3,4,5, or 6).

The place in the dictionary must be found by hand,(by addition).

The anagram can be checked throwing a switch to "rerun", so re-examining the

To resume stepping throw the switch to "reset".

Proteus is equally applicable to any mod-2-addition teleprinter cipher

Aquarius sets go-backs [28B(f)] using a de-chi.

In the correct position, the two P's are the same, so that Delta-D(a) +

Aquarius adds a stretch of de-chi immediately after the autopause to a

Two counters are provided (generally used for all dots, all crosses.)

At first the comparison is made on a steadily increasing, text, thus: first

After the text length has reached 97 there is no further increase, but the

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