F.352 Data Sheet MJS-p-0365

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Simplified Flight Calculator Co., Rhumb Line Distance and Course Computer, 1944

Serial Number or Date Stamp:

Country: USA

Primary construction material: pl

Case included?: no

General Description: Specialty circular aviation slide rule

Length of 1 decade = 6 in, and overall scale length = 24 in. The largest physical dimension is 6 in.

Front Scales: dLat [ Dist Course ]

Back Scales: Dist dLat [ LongDiff ]

Notes: Designed by J.E. Clemons and J. G. Nelson, patent applied for Apr 6, 1944, granted Aug 6, 1946, US 2,405,113

References: US Patent doc. US-2405113-A

Date Acquired: 10/07/2024