Browse Items (55 total) Collection: Education | History Browse All Browse by Tag Search Items Browse Map Previous Page of 2 Sort by: Title Creator Date Added Syntagma Musicum - vol. II. De Organographia - stirrup shape Tags: closed triangle, eighteen rings, Index Errata, SEE ALSO - other Pignoria, sistrum, stirrup shape, unique - stirrup-shaped triangle depicted alongside sistrum, unique - triangle called crotalum, unique - triangle depicted alongside sistrum, unique - woodcut print The Trapezoidal Triangle - article and response Forro music - Brazil Tags: open triangle, unique - Brazil, unique - forro triangle video, zero rings De Musica (formerly titled) - BSB Clm 14523 Tags: James Blades, SEE ALSO - Boethius Musica, triquetta, unique - not a triangle - James Blades The Great Bible - Royal MS 1 E IX Tags: closed triangle, curved, Guido Facchin - incorrectly cited in Le Percussioni, James Blades - incorrectly cited in Percussion Instruments and Their History, three rings, trapezoidal Previous Page of 2 Featured Item Romberg’s Toy Symphony at St. James’s Hall