stamp printed canada shows laboratory equipment used for insulin discovery |
||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : 1971 aged ancient antique approval biochemistry canada canceled cancelled chemistry circa collection color communications country delivery diabetes discovery disease doctor envelope equipment historic hobby illustration image insulin invention inventor laboratory letter mail mark medical medicine perforation pharmaceutical pharmacology pharmacy philately post postage postal postcard postmark printed research science scientific seal shows stamp used vintage |
||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Stamp printed by Canada, shows Laboratory Equipment Used for Insulin Discovery, circa 1971 |
||||||||||||||||||||||||||||||||||||||||
|
Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
||||||||||||||||||||||||||||||||||||||||
