...What are the standard sizes of different brand's anglos? ...
This response may be slightly off-topic, I'm not really sure, but what the hell...
There is a paper in the 2012 journal of the International Concertina Association
entitled 'Miniature and Semi-miniature Concertinas' by Randall Merris:
It may not answer your question fully, and it is (naturally) largely concerned with
miniature instruments, but it is a fascinating and well-illustrated read and has some
data about different sized 'tinas from different manufacturers.
FWIW, my own 5 1/2" ax-the-flats Bb/F Lachenal could be regarded as a large
'semi-miniature' or a small 'standard' size instrument using the criteria put forward in
Edited by lachenal74693, 11 March 2017 - 08:02 AM.