Range Section Operator, Coast Artillery (724) Enlisted Personnel

Acts as member of a plotting room team, performing various duties in connection with determination of firing data for seacoast artillery guns of various calibers.
Calculates and plots uncorrected range and azimuth on a mechanical plotting board. Measures distance between plotted points and calculates set-forward point using a special slide rule to determine point at which target should be when projectile lands. Calculates corrected range and deflection for non-standard ballistic conditions and relays correct data to guns for firing.

Alternate nomenclatures:

  • Plotter