Pierre Roche (Ferdinand Massignon) (1855-1922) Seaweed. 1893. Gypsograph. 105 x 170, printed in color. A very fine proof on japon fort, numbered and signed in pencil, without the laid sheet bearing the L'Estampe originale dry stamp. Two pieces of adhesive from an old mount and an old strip of oxidized glue at the head on verso. Full margins. Edition of 100 proofs for L'Estampe originale, 4th issue, October-December 1893. Provenance: Michel Romand (1929-2013), great-grandson of Edmond Sagot (1857-1917).