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Clavicords Clavicytherium Praetorius. Syntagma Musicum Theatrum Instrumentorum seu Sciagraphia Wolfenbttel Syntagma UTC Syntagma Michael Praetorius derivative work Grard Janot talk Dcoupage d'une page renforcement contraste Grard Janot Syntagma PDold original upload log This image is derivative work of the following images