[United States]. American Bond Detector Plates. Lot of Three (3) Color Bond Plates.3 pieces in lot. All different from the last selection. Two different green color plates and a red plate 18, all broken from bond detectors. All full size, trimmed across their bond edges. Plate 18 is creased, the others are just handled and Extremely Fine or better. Overall, this is another excellent ensemble.From the John E. Herzog Collection.