Societies

International Society of Bassists: http://www.ISBWorldOffice.com
Viola da Gamba Society of Greater New York: http://www.VDGSGNY.org
Society for Seventeenth Century Music: http://www.arts.uci.edu/sscm/
Society for Eighteenth Century Music: http://www.secm.org/

Research

Viennesse Tuning Website http://viennesetuning.com/
Joélle Morton http://www.greatbassviol.com/
The Double Bass and Violone Internet Archive http://www.earlybass.com/
Alfred Planyavsky http://www.alfredplanyavsky.at/