Spouse
1865
Dec
| 1865 • Gregor Mendel formulates his theories of Mendelian inheritance in Moravia; they are mainly ignored for years. |
1887
Mar 21
Age: 21y
marriageMartha E Johnson Lewis County, Missouri, USA ⇓ |
| 1887 • Dorr Eugene Felt receives the first U.S. patent for his comptometer.[http://www.google.com/patents/about?id=-FxEAAAAEBAJ U.S. Patent No. 366,945], filed July 6, 1886; second patent granted October 11, 1887: [http://www.google.com/patents/about?id=TptMAAAAEBAJ U.S. Patent No. 371,496], filed March 12, 1887. |
1936
Age: 70y
| 1936 • May 28 - Alan Turing submits a paper describing Universal computation, to Proceedings of the London Mathematical Society. |