Set of three documents: - samples of the damasks for rifle barrels of the House Higny in Liege. One page on tracing paper. Interesting presentation of twenty types of damasks proposed by this House. 42 x 27 cm Small tear in the lower part. - Advertising cardboard "La Mignonne" for folding rifle. Printed by Pfrimmer in Liege. 41 x 30 cm - plasticized cardboard advertising for the ammunition of the DWM. 27 x 42 cm