Several reputable designers offer digital downloads for builders:
You will need to learn the art of "voicing" pipes, which involves adjusting the mouth and stoppers to achieve a uniform sound across the scale. Where to Find Busker Organ Plans for Download busker organ plans download
These use a perforated paper roll to trigger notes. They offer a classic aesthetic but require a high degree of precision in the tracker bar construction to prevent air leaks. busker organ plans download
For precise ripping of pipe walls and curved case elements. busker organ plans download