A Moderated Mechanical Music Discussion Group for Collectors, Technicians, Dealers, and Fans
MMD > Archives > August 2015 > 2015.08.13 > 01Prev  Next


Extended "O" Roll Scale for Extra Instruments
By Don Teach 

To my knowledge the two extra holes that Durrell Armstrong [PPCo]
dreamed of using were never used.

Don Teach
Shreveport, Louisiana

(Message sent Thu 13 Aug 2015, 17:59:31 GMT, from time zone GMT-0500.)

Key Words in Subject:  Extended, Extra, Instruments, O, Roll, Scale
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