At least one of the towers appears to be a  crank-up with an HF beam and from the following picture it looks like they had a good station.

 Back in the 1920s , they did experiments with RTTY. 

Have fun,

Duncan,
K2OEQ 



Sent from my Kleinschmidt TT-4/TG, the US Army's first portable digital communications device, 1950-1980




-------- Original message --------
From: Jim Cooper <[email protected]>
Date: 3/17/23 22:45 (GMT-05:00)
To: Duncan Brown <[email protected]>, [email protected]
Subject: Re: [GreenKeys] Kleinschmidt History (was Teletype Corp. History circa 1960)

On 17 Mar 2023 at 21:11, Duncan Brown wrote:

> I don't think they did any real volume work for another 5-10
> years.

are those a couple of ham towers behind the buildings ?