[GreenKeys] Where was a type YK type box used ?

[Jack]

I saw them used on “projection” machines with double-spaced line feed.

They were mostly used in stock brokerage offices.

 

I have a few of them…

 

Jack K2TTY

 

 

 

From: GreenKeys [mailto:greenkeys-bounces at mailman.qth.net] On Behalf Of Pete Lancashire
Sent: Monday, December 14, 2015 11:07 PM
To: greenkeys <GreenKeys at mailman.qth.net>
Subject: [GreenKeys] Where was a type YK type box used ?

 

Larger font and longer locking pins

 

http://petelancashire.com/gallery/main.php?g2_itemId=5081

 

 

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