Professional Stamp Experts

Cert Verification


	No. 01377143	09/21/2020

	*Professional Stamp Experts*
	P.O. Box 539309, Henderson, NV 89053-9309

Expert Committee

We have examined the enclosed item submitted to PSE,
and are of the opinion that:

Cat #

Issue

Denom.

Color

USA#510

1917

10c

Orange yellow

GRADE: Ungraded, Used

"it is a genuine use tied on postal stationery entire U436b by a Shanghai oval registered hand stamp, back stamped Jun 7, 1919 (Shanghai) and Jul 6, 1919 (New York), the cover with small faults and opened at the left, right and top."

THIS CERTIFICATE IS PRINTED ON WATERMARKED PAPER AND IS NOT VALID WITHOUT WATERMARK

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