dorsal positive (Q117185217)
organ case, smaller than the large body (main case), placed behind the organist corresponding to the second sound level of the instrument and controlled by a specific keyboard ; often included in the balustrade of the grandstand
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description organ case, smaller than the large body (main case), placed behind the organist corresponding to the second sound level of the instrument and controlled by a specific keyboard ; often included in the balustrade of the grandstand