Jean-Émile Laboureur (1877-1943) Navy with four boats. 1923. Burin. 112 x 137 mm. Laboureur 263. Very nice proof on thin cream vellum, of an intermediate state between the 2nd and 3rd (of 3), with the 4th boat at the bottom but before reduction of the copper in height, signed and numbered (of 45) in pencil. All margins.