Zürcher-Stalder AG

Cobbe collection, Hatchlands, Guildford

Micaela Schmitz, Harpsichord and Fortepiano magazine editor
Graham Lynch, composer of contemporary music for clavichord
Het Organ magazine, Netherlands
London Independent records
Marianne Mezger

Institute for visual thought, Grenzach-Wylen, Germany

British Clavichord Society

Malcolm Rose, harpsichord maker

Farncombe Estate Centre, Broadway

Westdean College

Peter Bavington, clavichord maker

Darryl Martin, clavichord maker

Clavichord International

Russell Collection of Early Keyboard Instruments

International Centre for Clavichord Studies and Musica Antiqua Magnano

Boston Clavichord Society

German Clavichord Society

Ekkehard Weber

Early Music Review

Brighton Early Music Festival

Colin Booth, harpsichord maker

Ensemble La Gamba

Dutch clavichord society

Worldwide Keyboard Bank

Ferguson Hoey

The Galpin Society

Swiss Clavichord Society

Dan Goren Web Design

"Simmonds is certainly a convincing advocate of both music and instrument."

Early Music