P3D Re: Small Antique Stereo Cards

[Steven Berezin <sbere@xxxxxxxxxxxxx>]

Dr. George A. Themelis wrote:

> >the total dimension of the cards were about 1 1/2 inch by 4
> >1/2 inch.  It looked like they were home pictures because dates and
> >names were printed in the back of the pictures with a fountain pen.
> >Most of the pictures were taken in the mid to late 1920's.
>
> Sounds like 45x107 mm stereo pictures, originally taken on glass plate
> negatives, most probably.  A Verascope camera could have been used.
> This camera takes 45x107 size plates or cut film and was produced from
> 1894 to just before WWII.  A viewer was available from Verascope and
> other makers.

Does anyone know what was the focal length of the lenses were likely to be
on the verascope camera?  This would be handy if I build a viewer to view
the cards.

--
Steve Berezin
sbere@xxxxxxxxxxxxx



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