"Characteristics of High-tension Magnetos"
Silsbee, F B - National Advisory Committee for Aeronautics
Report No. 58 - 1920

"Simplified Theory of the Magneto"
Silsbee, F B - National Advisory Committee for Aeronautics
Report No. 123 - 1923

"The Sparking Voltage of Spark Plugs"
Silsbee, F B - National Advisory Committee for Aeronautics
Report No. 202 - 1925

"Magnetos Simply Explained"
A Practical Guide to the Construction, Management, and Uses of the Modern Magneto
Hutton, F H - 1922 (The title says it all.)

"Fundamentals of Magneto Ignition" - Fairbanks Morse - 1966 New addition to our bookshelves

• Foreword; Contents; 1 Introduction; 2 Magnetism & Electricity; 3 Ignition Requirements;

• 4 Early Ignition Systems; 5 Magneto Design & Construction; 

• 6 Application of Magneto Ignition;

• 7 Impulse Couplings;

• 8. Magneto Service Practices

"Design of Rotating Electrical Machines"
Pyrhönen, J; Jokinen, T; Hrabovcová V - John Wiley & Sons Ltd - 2008
(We found §3.7.2 Operating Point of a Permanent Magnet Circuit particularly interesting.)

"The Battle for Maximum Volumetric Efficiency - When Technologies Compete, Customers Win"
Hahn, R; Randall, M;Paulsen, J - Kemet Electronics Corp

"DC, AC and Pulse Load of Multilayer Ceramic Capacitors"
Koa Speer Electronics, Inc.