Ditch of the Bastion du Mt / W. Simpson del. ; E. Walker lith. ; Day & Son, Lithrs. to the Queen.; Day & Son.; Simpson, William, 1823-1899 , artist; Pall Mall London, England : Published by Paul & Dominic Colnaghi & Co., 1856 Jany. 18th.; 1 print : lithograph, tinted ; 38.3 x 57 (sheet); View of the earthworks showing spiked timbers, gabions, and openings to underground bomb shelters at the Bastion du Mt, a French redoubt at the far left of the British lines and facing the Russian Grand Reda