Preset Dropping Angle Scale

1943-1945Plastic

This angle calculator was a piece of standard issue equipment and was included in the “Bombardiers Kit.” Used in conjunction with dead reckoning computers, these scales were used to determine the distance and angle at which to release the aircraft’s payload at various altitudes.

Charles W. Vann (Vyhnanek) Collection

Angle scales used to determine distance and angle to release bombs.