Scale 1:144. Plan shows the N.B.C.D. [nuclear, biological or chemical defence] incident board for No. 01 [boat deck] No. 02 [bridge], No. 1 [upper], No. 2 [main], No.3 [lower] and No. 4 [hold] decks for the Tribal class frigate Eskimo (1961). This drawing is drawn by C. Rice [Draughtsman at Portsmouth Dockyard flourishing 1970]. This panel would be on the wall and would light up if a nucelar, biological or chemical incident was reported in a specific location on board.