Ace of Diamonds ...

Geometrical Figures

Any study of the theory & practice of the Art of Fortification requires an appreciation of geometrical fugures & propositions. The figure represented are ...

**A. ** The Point. **B. ** The Line. **C. ** The Curve.

**D. ** The Angle [lit. Oblique Line]. **E. ** Parallel Lines.

**F. ** Perpendicular Line. **G. ** Right Angle. **H. ** Acute Angle.

**I. ** Obtuse Angle. ** J. & K. ** Not part of 18thC alphabet.

**L. ** Equilateral Triangle. **M. ** Isoscelese Triangle.

**N. ** Scalene Triangle. **O. ** Square. **P. ** Parallelogram.

**Q. ** Rhombus [lit. Long Square]. **R. ** Rhomboid.

**S. ** Trapezium. **T. ** Trapezoid.

The Suit of Spades ...[Available 4/98]

The Suit of Clubs .... [Available 8/98]

The Suit of Hearts ....[Available 12/98]