Super Black AD Marker chartpak : Created in 1974, AD Marker was one of many in the long line of solvent-based markers like Pantone by Letraset or Magic Marker used for advertising, fashion and conceptual illustration from the 1950s - 1980s. The brilliant colored, transparent marker strokes are a classic feature of this era of illustration. Today, AD Marker is the top of its class for Art and Design. The AD® Marker laydown, ink capacity, and special effects are truly unique. It's no wonder why many artists say, "There are markers, and then there are AD Markers!"