First edition, first printing. 90, [6]pp. Blue cloth-covered boards with black lettering front and spine. 12mo. Cloth a little shelf worn and faded, gently rubbed and rounded at corners and spine ends, a few mild marks. Text block edges dust-dulled. A little toning to first and last few pages else internally neat, clean and tight.
Very hard to find title regarding the symbolism of numbers, particularly prime numbers in ancient Greek and Hebrew languages.
