what type of instrument is that?
It is a keyboard instrument of one or more pipe divisions
Organ (music)
a keyboard instrument of one or more pipe divisions
who was olivier messiaen? He was a French composer, organist, and ornithologist what instrument does the second type of person play? Organ
wiki:1194704
Organ (music) [SEP] Introduction
In music, the organ is a keyboard instrument of one or more pipe divisions or other means for producing tones, each played with its own keyboard, played either with the hands on a keyboard or with the feet using pedals.