Conklin, All American, YellowstoneFountain Pen Description: The Conklin All American in yellowstone acrylic resin pays tribute to the fountain pens of yesteryear. Originally launched in 1930s the All American brought an affordable fountain pen to the general public and came in a variety of sizes and styles. The modern All American brings fresh design and a modern style to a timeless pen. Each All American is packaged in a presentation box and comes equipped with a converter that