Tellurometer

Surveying instrument (Model MRA 3. Serial no. 361) with headphones and a cable contained within a ruck sack.

ID:	NAV1397
Type:	Surveying instrument
Display location:	Not on display
Creator:	Decca
Date made:	Unknown
Credit:	National Maritime Museum, Greenwich, London
Measurements:	Overall: 465 mm x 570 mm x 520 mm
Parts:	Tellurometer Tellurometer (Surveying instrument) (NAV1397.1) Tellurometer (Headset for surveying instrument) (NAV1397.2) Tellurometer (Cable for surveying instrument) (NAV1397.3) Tellurometer (Ruck sack with frame for the surveying instrument) (NAV1397.4)