In general yes. There some very small portative pipe organs that might be smaller than a large harmonium but in general pipe organs are larger than harmoniums.
harmonium
Harmonium :)
The instruments most similar to a pipe organ are:Flute (pipe organ has flute pipes of different lengths)Harmonium
Reed organ
The pipe organ is a keyboard instrument.
harmonium
Harmonium :)
The instruments most similar to a pipe organ are:Flute (pipe organ has flute pipes of different lengths)Harmonium
harmonium
free reed organ
Reed organ
reed organ
medium, device, vital part, harmonium
The harmonium is a reed organ. Therefore, the sound is produced by the brass reeds when air passes through them.
The pipe organ is a keyboard instrument.
The pipe organ was invented by the Greek Ctesibius.
The harmonium belongs to the keyboard instrument category. It is a type of reed organ that generates sound by air being blown through reeds by foot-operated bellows.