1．ANGLES AND ARC LENGTH

2．TRIGONOMETRIC FUNCTIONS OF A GENERAL ANGLE

3．TRIGONOMETRIC FUNCTIONS OF AN ACUTE ANGLE

4．TABLES OF TRIGONOMETRIC FUNCTIONS—SOLUTION OF RIGHT TRIANGLES

5．PRACTICAL APPLICATIONS

6．LOGARITHMS

7．LOGARITHMIC SOLUTION OF RIGHT TRIANGLES

8．REDUCTION TO FUNCTIONS OF POSITIVE ACUTE ANGLES

9．VARIATIONS AND GRAPHS OF THE TRIGONOMETRIC FUNCTIONS

10．FUNDAMENTAL RELATIONS AND IDENTITIES

11．TRIGONOMETRIC FUNCTIONS OF TWO ANGLES

12．SUM,DIFFERENCE,AND PRODUCT FORMULAS

13．OBLIQUE TRIANGLES,NON-LOGARITHMIC SOLUTION

14．LOGARITHMIC SOLUTION OF OBLIQUE TRIANGLES

15．AREAS．RADII OF INSCRIBED AND CIRCUMSCRIBED CIRCLES

16．INVERSE TRIGONOMETRIC FUNCTIONS

17．TRIGONOMETRIC EQUATIONS

18．COMPLEX NUMBERS

19．TOPICS FROM SOLID GEOMETRY

20．RIGHT SPHERICAL TRIANGLES

21．OBLIQUE SPHERICAL TRIANGLES—STANDARD SOLUTIONS

22．OBLIQUE SPHERICAL TRIANGLES—ALTERNATE SOLUTIONS

23．COURSE AND DISTANCE

24．THE CELESTIAL SPHERE

INDEX