Subject: Re: Pentax lens screw sizes, help please
----- Original Message ----- From: "Graywolf" Subject: Re: Pentax lens screw sizes, help please
Now just when did you say you Cannuks adopted the metric system?
IIRC, 1978. Or thereabouts.
It actually loolks like it took place somewhat earlier.
January 1975 was the beginning of our conversion to metric, and bt January 1981 it looks like we were pretty much completely metric (officially).
William Robb
