9ZN 1921 Chicago, Illinois

His full name was Ralph Howard Groves Mathews.

Joint Founder of Zenith Radio.

It's very faded but the back says:

“Taken at 9ZN Left to R. Matty, Mrs Matty, 1sq, 9DH(?)
Fine place, he uses 500 cycle now
He don’t like the CW. Burnt out his
coffin. But he’s got a new trans.
Oct 16, 1921
taken by 1sq
BY 1SQ WHO VISITED MATTY-

This one says:

“9zn shack + oil tower 
say Om Matty says buy a new AA 
amp bias in 1st step  Have got 10-1 ratio 
I use 3-1 ratio, federal in strand step 
if he give his so he says that’s what 
they use in amplifier Oct 16, 1921 
and going to visit  9HG tonite 
taken by 1sq 
9RIE
BY 1SQ”

QSL G4UZN Collection
Photos, Info NL7XM Collection
Name info courtesy of W5KNE