& other Mechanical Music
Disc Music Box Project - aimed to create a reference book of all Disc Music Box models. Luckily someone else was already working toward the same aim. The finished book "The Disc Musical Box" is excellent and an essential reference!
NoEdison - website for all other non-Edison phonographs
ROMFI - the way storing information on old technology should be. I contribute. If you have expertise, please do share.