The pump organ or reed organ is a type of organ that uses free reeds to generate sound, with air passing over vibrating thin metal strips mounted in a frame. Types include the pressure-based harmonium
John Church and Co. pump organ
A hand-pumped Indian harmonium, of the type used in South Asia, here used at a European jazz festival.
Chinese sheng mouth organ.
Free reed from an 1860s melodeon.
The Indian harmonium, hand harmonium, samvadini, peti, or vaja, often just called a harmonium, is a small and portable hand-pumped reed organ which is very popular in the Indian subcontinent. The soun
Pump organ
…thin metal strips mounted in a frame. Types include the pressure-based harmonium, the suction reed organ (which employs a vacuum system), and the Indian harmonium. Historical examples include the Kunstharmonium and the American reed organ, while earlier forms include the physharmonica and the seraphine. More…
A Delhi style Bina brand Indian harmonium with a built in suitcase for easy transport and with 9 air stop knobs (stops 2, 4, 6, 8 are drones).
Musicians in Kathmandu, Nepal, playing the tabla and harmonium.
A French guide-chant which was played resting on table with the right hand, the left hand pumps with a handle.
A craftsman repairs a harmonium in his shop in Amritsar, India.