Dreyer Table Mark I

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The Dreyer Fire Control Table Mark I was a downsized version of the earlier Mark III table, and probably first deployed in 1915<Brooks, John. Dreadnought Gunnery and the Battle of Jutland: The Question of Fire Control, p. 176.</ref>. With a footprint 23% smaller than the Mark III table's[1], it could more comfortably fit within the smaller transmitting stations of the early dreadnoughts and battlecruisers into which it was retro-fitted.

Particulars

The Mark I was entirely hand-worked. Although the Mark III table could fall back to a hand-worked mode[2], with the Mark I (and Mark I* tables, this was the only means of operation.

Range Plot

The range plot ran the entire width of the table in the back, with a range rate grid positioned over it. As first created, the tables used a Brownrigg keyboard, but by 1918 they were being replaced by the 9 key range typewriter. The range scale

[TO BE CONTINUED - TONE]

Deployment

Ship using Mark I table Date equipped Notes
Dreadnought mid 1916, perhaps by May 25[3] installed in fore TS
Colossus N/A
Hercules  ???
Neptune  ???
Collingwood  ???
St. Vincent  ???
Agincourt  ???
Erin  ???
Bellerophon before Jutland[4]
Marlborough  ???
Superb  ???
Temeraire  ???
Australia  ???
New Zealand after Jutland[Inference][5]
Inflexible  ???
Invincible  ???


See Also

Footnotes

  1. Handbook for Capt F.C. Dreyer's Fire Control Tables, 1918, p. 90.
  2. Handbook for Capt F.C. Dreyer's Fire Control Tables, 1918, p. 13.
  3. Roberts, John. Anatomy of the Ship: The Battleship Dreadnought, p. 31.
  4. Brooks, p. 176.
  5. Brooks, p. 176.

Bibliography