S
WAmerican Museum of Magic
WCollege of MagicA
WGrey School of Wizardry
WInternational Brotherhood of MagiciansB
WInternational Fellowship of Christian Magicians
WLa Maison de la Magie Robert-HoudinC
WMagic (company)
WMagic CastleD
WThe Magic Circle (organisation)
WMagicanaE
WMagischer Zirkel der Deutschen Demokratischen Republik
WPortsmouth and District Magic CircleF
WSociety of American Magicians
WMorgan Strebler