Andrew Lagerquist Clavichords: San Francisco based builder of instruments based on historic Swedish originals.
Clavichord Technique and Performance Practice.: Annotated bibliography by Robert Kelly.
Making a Clavichord: Account of building a clavichord after NM 264.785 in the Musikmuseum, Stockholm.
Mario's Fretted Clavichord.: Account of building a fretted clavichord from scratch.
Yahoo! Groups : Clavichord.: Forum for makers, players and enthusiasts of the clavichord.