Mechanical Calculator – Worksheets

• PDF Worksheet Devaluation of money — video Worksheet calculation like 120 years ago using a mechanical calculator - devaluation of money
• PDF Worksheet Distance calculation between two places — video Calculating the distance between two places with a mechanical calculator (Frankfurt - Lakehurst)
• PDF Worksheet Interpolation of Sine and Cosine — (example) — video Interpolating Sine and Cosine with an old mechanical calculator

Mechanical Calculator – Work materials

• PDF List of Airfields
• PDF Trigonometric Tables with decimal degrees (119 pages)