Ten Mathematical Equations 6
| dc.date.accessioned | 2022-03-15T18:46:14Z | |
| dc.date.available | 2022-03-15T18:46:14Z | |
| dc.date.issued | 1971 | |
| dc.description | First-day cover featuring "One plus one equals two," "Newton's Law," "Einstein's Law," "Tsiolkovsky's Law," and "Maxwell's Law" stamps. | en_US |
| dc.description.abstract | First-day cover with five stamps from The Ten Mathematical Equations that Changed the Face of the Earth series. Issued by Nicaragua on May 15, 1971. | en_US |
| dc.identifier.uri | https://hdl.handle.net/2152.3/11380 | |
| dc.provenance | From collection of K.F. Meyer. | |
| dc.subject | First day covers (Philately) | en_US |
| dc.subject | Stamp collecting | en_US |
| dc.subject | Postage-stamp albums | en_US |
| dc.subject | Nicaragua | en_US |
| dc.subject | Air mail envelopes | en_US |
| dc.title | Ten Mathematical Equations 6 | en_US |