Tellurometer

Headset with cable for surveying instrument.

ID:	NAV1397.2
Type:	Headset for surveying instrument
Display location:	Not on display
Creator:	Decca
Date made:	Unknown
Credit:	National Maritime Museum, Greenwich, London
Measurements:	Overall: 60 mm x 205 mm x 205 mm
Parts:	Tellurometer (Surveying instrument) 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)