Assertion: concertina's sound | /r/HasProperty | diminished at pleasure
Facets:
Source sentences:
text: From the peculiarities I have enumerated and the simple manner of producing a sound which may be increased or diminished at pleasure as well as making a succession of notes form either a smooth and flowing or a distinct and emphatic passage, results the fact that the Concertina is the very easiest of all instruments for the learner, a fact worth remembering in the present age of progress and refinement when a love of Music and a general knowledge of its principles daily celebrate fresh triumphs, enlisting a crowd of recruits devoted to the cause.