Charles and Ray Eames,
Fiberglass seat "Elephant Grey" marked with GATC Double Triangle 1959-1962 and with patented label D147613 to 2893469 V1 1959-1960 as well as date marking "FEB 24 1960", base in galvanized metal and slides in wood, seating approx. 38 cm, 63x63x68 cm
Mark in the seat.
GATC (General American Transportation Corporation in Chicago) was one of the first subcontractors of Herman Miller for fiberglass shells, recognizable by the embossed double triangle logo under the seat.