Joan Miró, Á toute épreuve (Proof against all), is a Woodcut made in 1958. It is signed and dedicated in pencil “a Louis Broder, en hommage a son amour pour la gravure.” This is a unique signed proof aside from the illustrated book by Paul Eluard and Joan Miro, printed in an edition of 106, which contains 75 woodcuts and collagraphs (none of which are signed). Published by Gérald Cramer, Geneva. Printed by Atelier Lacourière et Frélaut, Paris. Cramer 49.