Specializing in Authentic Civil War Artifacts
  • Parallel Rule

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    Parallel Rule - Inventory Number: MIS 053

    Made of ebony and brass.  Navigators use parallel rulers for laying off a specific course on a chart.  They were first invented in 1584 by a Frenchman named Mordente, but only became common in navigation in the 18th century.  Measures 6 inches when closed.

    Inventory Number: MIS 053