Made to same standard as the Wireless Operators’ small key. Lacquered brass fittings mounted on solid mahogany base. Dummy key, 5/0 As telegraph key with battery terminals, 7/6
Range Estimator.
A new and simple one man Pocket Range Estimator. The only Pocket Range Estimator in existence which does not entail movement on the part of the observer.
Price, in neat case, 5/6
(Patent applied for.)
“V Disappearing Target Apparatus No. 1.
CORD TO FIRING POINT
