# B6 (2018) Alzheimer's, Semi-Postal - PB, LR #B111111, MNH

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2018
ALZHEIMER'S

United States Semi-Postal

The 11c surtax above first class postage was for the National Institutes of Health to fund alzheimer's research.

Self-Adhesive Gum
Scott B6
Die Cut 10.5 x 10.75

Lower Right Stamp Plate Block - #B111111

Mint Never Hinged