This book is subtitled "An Anthology of Numerical and Sequential Principles within Card Magic". It contains 31 core mathematical principles and applies those to 70 tricks. Lots here for serious card magicians. 
 
Condition: Good, has some light wear and a few marks, spine and back cover have some fading. 
 
Binding: Hardback
Year: 2000
Publisher: L. Davenport and Co. 
Pages: 301
Dimensions (to nearest cm): 30 X 21cm