- Occas. sl. foxed. Slipcase a few rubbed spots.

= One of 6 ROMAN NUMBERED copies (II), signed by J.-P. Vroom in pencil in the colophon and with 3 extra suites of the etchings in 3 different proof states: 1. first state, printed on blue paper, 6x signed in pencil. 2. second state, also on blue paper, reworked and with etched remarques, 5x signed in pencil. 3. state before all letters, the plates sharply reduced in size. The 1st and 2nd state both lack the same plate (opposite p.8 in the text).

AND a copy of the ordinary De Roos edition of the same work, 60,(4)p., 15 (full-p.) orig. etchings and typogr. by J.-P. VROOM, printed in 175 numb. copies, loose as issued in orig. wr., in board chemise, together in orig. lithogr. slipcase by J.-P. VROOM, 4to.