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There are several instances of some sort of ancient instrument, consisting of metallic plates or rods, played by means of a hammer. Many have considered these to have been the original type of the modern instruments of percussion, where metal plates are vibrated by means of hammers or mallets.

Ancient Percussion

There are several instances of some sort of ancient instrument, consisting of metallic plates or rods,…

An illustration of seven boys playing the drums standing in a line.

Seven Boys Playing Drums

An illustration of seven boys playing the drums standing in a line.

An instrument of music, consisting of a hollow cylinder, upon which a piece of vellum is stretched, to be beating with a stick.

Drum

An instrument of music, consisting of a hollow cylinder, upon which a piece of vellum is stretched,…

A drum made of a copper vessel, usually hemispherical, or shaped like a kettle, covered with parchment.

Kettle-drum

A drum made of a copper vessel, usually hemispherical, or shaped like a kettle, covered with parchment.

Two arrangements of pulley: crossed belt and uncrossed belt. The pulleys are constructed with two circles that have the radii labeled and tangent lines drawn (strings).

Pulley

Two arrangements of pulley: crossed belt and uncrossed belt. The pulleys are constructed with two circles…