A Moderated Mechanical Music Discussion Group for Collectors, Technicians, Dealers, and Fans
MMD > Archives > Subject Index > (N) > Needle


The most recent submissions are listed first.


Digest NrSubject and Author
2019.03.05.02Constriction Insert on Ampico B Needle Valve, from Bill Koenigsberg
2013.03.09.04 Needle Valves in Early Ampico Grand, from Gordon Stelter
2002.10.11.06Ampico B Needle Valve, from Bob Stewart
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