Water Mark Detector

Object/Artifact

-

Museum of American Heritage

Name/Title

Water Mark Detector

Entry/Object ID

1000.219.1

Description

Detector, Water Mark

Made/Created

Manufacturer

H & A Wallace

Date made

1936

Notes

where made: London, England model name: The Philatector model number: Patent #522018 serial number: Trade mark #603312

Color

Black