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MMD > Archives > September 2017 > 2017.09.25 > 09Prev  Next


Auto-Typist Vacuum Pump
By D. L. Bullock 

The Auto-Typist rotary pump is precisely the one used on the Welte
Philharmonic Musicalle 10-roll automatic player system.  The only
change is an open sheave or pulley was used on those rather than
the solid one.

Doug L. Bullock
http://thepianoworld.com/

(Message sent Mon, 25 Sep 2017 02:18:38 -0500 , from time zone -0500.)

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