Originally Posted by Greenwing
I was trawling the interweb recently looking for interesting old air-rifles and found a webpage from "Hartleys Auctioneers". They had a Cardew ballistic pendulum for sale with all it's bits and in it's original box. It was estimated to be worth between £50 to £100 pounds but eventually sold for just £30.
thx for that greenwing, least i have some idea what its worth.