One of the more intriguing chairs in the JF Chen Eames Collection is this Zenith rope edge "RXR" chair. Image Source: Eames Designs The rocker base seems to be somewhat of a mystery. The idea is that it's some sort of pre-production rocker base prototype. The facts: Produced by Zenith, so that dates it at, or after, 1950 Labeled DAX, with wood (looks like stained ash) runners attached. I saw it up close and the screws have screwdriver marks. The runners, base and shell seem to be in mint condition In 1948 MoMA held an "International Competition for Low-Cost Furniture Design" Eames Office teamed up with the UCLA School of Engineering and produced these designs. The Eames designs tied for second place in the competition. Don Knorr won first place in seating for his enamel chair for Knoll. Image Source: The Story of Eames Furniture A close-up view from the 1948...