The Immigrant
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City of Dreams: The 400-Year Epic History of Immigrant New York
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SUPER PYTHONISTA
Kyriakou, Charles
Boobytrap
Bill Pronzini
Nameless Detective (23)
Dead Reckoning: Calculating Without Instruments
Ronald W. Doerfler
How to Calculate Quickly: Full Course in Speed Arithmetic
Henry Sticker
More Rapid Math: Tricks and Tips: 30 Days to Number Mastery
Edward H. Julius
Rapid Math: Tricks and Tips: 30 Days to Number Mastery
Short-Cut Math
Gerard W. Kelly
Speed Mathematics Simplified
Edward Stoddard
The Trachtenberg Speed System of Basic Mathematics
Jakow Trachtenberg