These relationships are referred to as the scale of the pipe: i.e., wide-scaled, normal-scaled, or narrow-scaled.
Genocide Organ | pipe organ | Hammond organ | Pump organ | Organ transplantation | Wanamaker Organ | Pipe organ | pipe | Allen Organ Company | Water pipe | United Network for Organ Sharing | Image scaling | Hammond Organ | The Organ | sex organ | Reed pipe | pipe (material) | Organ Transplantation | Organ stop | Organ donation | Organ console | North Tonawanda Barrel Organ Factory | Nicholas of Flüe | Martin Pipe | Gerry Organ | Cured-in-place pipe | Barton Organ Company | American Theatre Organ Society | American Cast Iron Pipe Company | William Hill (organ builder) |