Includes printings 1 through 62 of the third edition (lacking the 3rd and 7th printings). 8vo. Publisher’s original blue cloth, gilt lettered spines, blue jackets.

Sixty of the seventy-two printings of the third edition, lacking only the 3rd, 7th and 63rd through 72nd printings. In November of 2001 the fourth edition was issued and as of June 2009 had gone through 24 printings.