1933 Analog Metal Quick-Set Antique Photography Exposure meter scale RARE ANTIQUE, LIKE NEW CONDITION Antique analog scale with slide calculator for manual exposure Made by Whitehall Specialty Company, Chicago IL 1933 Chicago Worlds Fair Comes in original envelope with original instructions. 4 in x 1.5 in Like new condition- metal is clean, free of scratches, debris, rust. All 3 parts slide well and text is clear. See photos for details.
