signed, dated and numbered '19/40 Thiebaud 1999' in pencil. This work is number 19 from the edition of 40. Published by Arion Press, San Francisco with the accompanying book Invisible Cities by Italo Calvino with twelve illustrations by the artist in letterpress on Mylar, signed in pencil by the artist on the reverse of the title page, number 300 of 400, with the original metallic case