Ready Reckoners

519 books
Short-cut mathGerard W. Kelly
⏱ 1h 52m

Short-cut math

Gerard W. Kelly

1969112 pp.
FiguringShakuntala Devi
⏱ 2h 37m

Figuring

Shakuntala Devi

1977157 pp.
Miracle mathHarry Lorayne
⏱ 4h 10m

Miracle math

Harry Lorayne

1966250 pp.
Miracle MathHarry Lorayne
⏱ 4h 24m

Miracle Math

Harry Lorayne

1966264 pp.
Speed mathematics simplifiedEdward Stoddard
⏱ 4h 31m

Speed mathematics simplified

Edward Stoddard

1962271 pp.
Dead reckoningRonald W. Doerfler
⏱ 3h 2m

Dead reckoning

Ronald W. Doerfler

1993182 pp.
Ready reckonerDaniel Fenning
⏱ 3h 12m

Ready reckoner

Daniel Fenning

1757192 pp.
Amerikanischer Rechnungs-Schlüssel, oder, Anfangs-Gründe der RechenkunstDaniel Jacoby
⏱ 2h 0m

Amerikanischer Rechnungs-Schlüssel, oder, Anfangs-Gründe der Rechenkunst

Daniel Jacoby

1818120 pp.
Thirteen cuts in calculationsD. R. Kaprekar
⏱ 48m

Thirteen cuts in calculations

D. R. Kaprekar

195548 pp.
High-speed mathematicsLester Meyers
⏱ 9h 14m

High-speed mathematics

Lester Meyers

1947554 pp.
Calculator's cunningKarl Menninger
⏱ 2h 11m

Calculator's cunning

Karl Menninger

1964131 pp.
A treatise on computationEdward M. Langley
⏱ 3h 4m

A treatise on computation

Edward M. Langley

1895184 pp.
Rapid math without a calculatorA. Frederick Collins
⏱ 2h 0m

Rapid math without a calculator

A. Frederick Collins

1987120 pp.
Rapid arithmeticT. O'Conor Sloane
⏱ 3h 10m

Rapid arithmetic

T. O'Conor Sloane

1922190 pp.
Howard's California calculator and golden rule for equation of paymentsC. Frusher Howard
⏱ 1h 34m

Howard's California calculator and golden rule for equation of payments

C. Frusher Howard

187894 pp.
Orton's lightning calculator and accountant's assistantHoy D. Orton
⏱ 3h 14m

Orton's lightning calculator and accountant's assistant

Hoy D. Orton

1866194 pp.
High-speed mathLester Meyers
⏱ 9h 14m

High-speed math

Lester Meyers

1957554 pp.
PanarithmologiaWilliam Leybourn
⏱ 4h 0m

Panarithmologia

William Leybourn

1693240 pp.
Howard's California calculatorC. Frusher Howard
⏱ 1h 35m

Howard's California calculator

C. Frusher Howard

187495 pp.
Orton's lightning calculatorHoy D. Orton
⏱ 3h 14m

Orton's lightning calculator

Hoy D. Orton

1871194 pp.
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