Pointing Machine

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Pointing Machine

 

an apparatus used by sculptors to verify spaces and proportions when making a copy of sculpture. The working principle of the pointing machine derives from the principle in solid geometry whereby any point can be determined relative to three fixed points. Pointing machines are most often used to transfer the proportions of a plaster original to stone and in the execution of copies.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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