Photograph as originally submitted to
this page in the Historical Marker Database
www.HMdb.org.
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Photographer: By unknown photographer, Wellcome Library, London
Taken: Circa 1980
Caption:
Polio Oral Vaccine Sugar Cube | Submitted: June 7, 2019.
Database Locator Identification Number: p478390
File Size: 0.497 Megabytes
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