** Articles

• Editorial / Ralph G. Stanton
• A Method of Finding Integral Solutions of the Equation x^2 + y^2 + z^2 = w^2 / Edward Evans
• Message from the President of the Mathematics and Physics section of the O.E.A / Father John Egsgard

** Ontario Association of Teachers of Mathematics and Physics Easter Convention Programme

• Programme
• Reception for Convention Speakers
• The Convention Speakers
• Seminars
• Parking

** Articles

• The Spherical Mirror / Douglas E. Scovell and Malvern C.I.
• Grade 13 Problems

** Book Reviews

• Essentials of Mathematics - Russell V. Person / D. Walsh
• Fundamentals of Freshman Mathematics - C. B. Allendoerfer and C. O. Oakley / B. Jackson
• Elements of Linear Algebra - Lowell J. Paige and J. Dean Swift / B. Abrahamson

** Articles

• The Heron Formula for the Area of a Triangle
• Sin nx, Cos nx, Tan nx
• Bibliographic Material / Howard Russell
• Problem Solutions
• The Symmetry Laws for Cartesian Coordinates