Letters that make flue stop
s, o, e, f, l, p, t, u are letters that make 'flue stop'
s, o, e, f, l, p, t, u are letters that make 'flue stop'
1 possible definitions for 'flue stop'
Under this definition, flue stop is a noun and has the following properties:
'flue stop' can be a type of organ stop.