... which instruments have you crossed off the list so far ... ?

Guitar; Fiddle; Mandolin; Tenor banjo; Five string banjo; Anglo concertina; Various whistles; Recorder; Ocarina; Halusi (aka gourd flute); Hammered dulcimer; Epinette des Voges; Autoharp; Bowed psaltery; Thumb piano; Guiro; Tambourine; Voice.

Not really 'Folk':-
Piano; Classical guitar; Tenor saxophone.


... what else is on the list to check out?

I quite fancy having a go at an English conertina or a Handpan.

DC