Page III-67, illustration: unprinted asterisk added to the right-hand arm of the cross.

Page III-78: "a jamais" replaced with "à jamais".

Page III-108: "stats" replaced with "stets".

Page III-123, Solution XLIII: V inserted in bottom line cf. puzzle.

Page III-124: "stripes" changed to "strips" cf. puzzle.

Page III-128: "86 diamonds and 6 children" changed to "36 diamonds and 6 children".

Page III-132: Solutions LXVIII and LXXIV have been added to show the upside-down illustrations. Solution LXXVIII has been added to show the reversed illustration.