Mexico City: Artistas Mexicanos Unidos, Frente Nacional de Artes Plasticas / Ediciones Amusa Populares, 1956. Octavo. Catalogue housed in cardstock folder, with large Posada print to front panel. Contents: 12 loose sheets (9 x 6.5 in.) printed to various colored stock, featuring engravings of varying sizes; the final two leaves featuring 12 smaller engravings. A handsome suite of skeleton prints produced from Posada's original blocks, published by Artistas Mexicanos Unidos to solidify Posada's reputation as a pioneering Mexican artist. Accompanied by art-historical text leaf in Spanish. Bump to upper corner of portfolio, with minor puncture to margin; contents fine.