TOM WALKER wrote in a message to ROY J. TELLASON:

RJT>RJT>and this place sold me a unit (I can remember that it had the
RJT>RJT>"Burgess" coloring) that had five screw terminals across the 
RJT>RJT>top and a wire coming out of one top corner -- giving you a choice 
RJT>RJT>of 1.5, 3, 4.5, 6, and 7.5V!

RJT>TW> I rembember those. But don't recal lthe most common use.

RJT>I never did find out what its intended use was.  As things turned
RJT>out I'd have been better off with a 6v lantern battery or 
RJT>something.  It didn't last long and I wouldn't be surprised to find 
RJT>that it had been on the shelf a while.

TW> A little checking leads me to believe it cound have been a
TW> "Universal" Filiment voltage battery. Several of those voltages
TW> wwere popular filiment voltages in the battery radio days.

Could be,  but it wasn't a large battery and wouldn't have lasted long in
that kind of an application.

RJT>TW> The Carbon Rods from the #6 Battery was also popular for various
RJT>TW> uses. Including the already mentioned Welding.

RJT>Yep,  even though it was a chore to get 'em out of there.

TW> And a bit messy. :-)

Yep.  But n those days I also had a use for the manganese dioxide that made
up the bulk of the inside of the thing,  as well as the zinc the can was
made out of...

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