Photos and links collected by concertina maker Christy Hengel of Minnesota and his friend Loren Schaeffler.

Covers history, types, makes, repair and dealers.

A personal introduction to the most informative websites about concertinas. Capsule summaries and links to recommended websites for instruction, history, music, dealers, and discussion groups about all kinds of concertinas.

A complete resource for the anglo concertina enthusiast .

Lark In The Morning's concertina page of fine concertinas.

A guide to various chords, listed by type.

Internal details about the concertina, information about specific concertina types, and information about stolen concertinas.

The Web resource for free sheet music with special notation for the Chemnitzer Concertina.

Resources for novice players of the American Chemnitzer Concertina .

Authoritative source for the instrument patented in 1884 by John Hill MacCann. Offers complete scanned instructional booklet published by the inventor in 1902.

Colour scans of C. Wheatstone & Co. production and sales ledgers, from the concertina document archives of the Horniman Museum in London.