[ Daniel Cox wrote in 090612 MMDigest:

> G'day all,  I'm in the process of restoring my Aeolian Orchestrelle
> Model V.  The serial number is recorded as #7677.  Can anyone tell
> me the year of build?

#7677 indicates 1906 or beginning 1907.  But, sometimes you have
already an older windchest in it from 1904; this was quite common
in those days.  Look for the patent papers on each windchest on top.
The last patent is your indication.

Louis Huivenaar
The Netherlands
http://www.harmoniums.com/