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Description: | First day special postal issue 12 August 1982, number 20/1982, 'Friedrich Wohler' 1800-1882. With Deutsche Bundespost 50 stamp featuring chemical symbols and formulae, franking stamp with chemical equipment on lab bench. Text and production by Professor Ernst Junger. 2 copies | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | postage stamp commemorative cover | Temporal: | 1982 | Source: | Science Museum | Creator: | Bundesdruckerei Berlin | Identifier: | 1998-694 | Go to resource |
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