International Biological Programme, shows Microscopic View of Inside of a Leaf,

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CANADA - CIRCA 1970: A stamp printed in Canada honoring International Biological Programme, shows Microscopic View of Inside of a Leaf, circa 1970

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Size: 6000px × 3583px
Location: Canada
Photo credit: © Igor Golovnov / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: approval, biological, canada, canceled, collection, communications, cutting, global, international, leaf, mail, microscopic, picture, post, postage, postal, postmark, programm, programme, retro, stamp, stamps, unique, view, vintage