@en|Scanning of a 1926 [[Waterman]] advertising for a [[Waterman 5x]] model in ''[[rippled]]'' ebonite, featuring the ''Treasure Chest''. Retouched by the author for a better sharpness. Approximated dating, deduced by the advertisement on the back of the ''Chrysler Imperial 80'', introduced in 1926. | @en|Scanning of a 1926 [[Waterman]] advertising for a [[Waterman 5x]] model in ''[[rippled]]'' ebonite, featuring the ''Treasure Chest''. Retouched by the author for a better sharpness. Approximated dating, deduced by the advertisement on the back of the ''Chrysler Imperial 80'', introduced in 1926. |