The shank expansion of this refined bent Billiard reflects the form of the Clavi Viola itself; and it is there, fittingly enough, that we also find the sterling silver representation of this series' namesake. Though often a surprise to most, Leonardo de Vinci was the inventor of many musical instruments, from variations of war drums, to the viola organista, to the subject of folio #93 in the revered Codex Atlanticus, the Clavi Viola; a hybrid of a harpsichord and a viola. This sophisticated bent Billiard variation comes with a tamper.