{"created":"2022-01-31T10:15:52.611848+00:00","id":"tec2995","links":{},"metadata":{"identifier":"tec2995","title":"Apparatus for appreciation of color. After Galton, by Cambr. Scient. Instr. Co. "},"revision":0,"updated":"2022-01-31T10:15:52.611854+00:00"}