Watermark detector
Creator:
Unknown
Ημερομηνία:
20th century
Medium:
Places:
Inscriptions:
Printed inside lid: WATERMARK DETECTOR Directions for Finding Watermark PLACE STAMP WITH FACE DOWNWARD SO THAT BLANK SIDE OF STAMP IS SEEN. POUR A SUFFICIENT AMOUNT OF BENZINE TO COVER THE STAMP. YOU WILL THEN MOST LIKELY FIND THAT A WATERMARK WILL APPEAR.
Description:
Black cardboard box containing a black ceramic dish used in the detection of watermarks on postage stamps
Dimensions:
9 x 7 x 2.5 cm
Subject:
Acquisition Note:
Donated by Christis Phylactou
Identifier:
mmr_00300
Classification:
Collection:
Object Type:
Rights Holder:
© Costas and Rita Severis Foundation
Rights Statement:
The Costas and Rita Severis Foundation holds or manages the copyright(s) of this item and its digital reproduction. If you need information about using this item, please send an email to research@severis.org
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