| RGO Archives/RGO 45 contains: |
|---|
| <-- See earlier |
|---|
| 91 |
Comet Arend-Roland, 1956 h |
| 92 |
Meteors, Comets and Meteoric Ionization |
| 93 |
Comets and Meteors |
| 94 |
Comets and their Relationship with Meteors |
| 95 |
A Definitive Orbit of Comet Pons-Winnecke |
| 96 |
The Differential Correction of Orbits |
| 97 |
The Discovery of Neptune |
| 98 |
Elementary Astronomical Calculations |
| 99 |
The Gauss Method for Solving Kepler's Equation |
| 100 |
Interplanetary Orbits |
| 101 |
Conditions for Launching a Cometary Probe |
| See later --> |
|---|
|
Papers of John Guy Porter
| Title |
Correspondence with Joseph Witowski |
| Reference |
RGO 45/76 |
| Covering Dates |
21 Mar. 1965–28 Apr. 1965 |
| Extent and Medium |
4 pages |
|
| Content and context |
Correspondence with Joseph Witowski regarding cometary statistics and a dispute with Dr Przbylski. |
| No further on-line information. |
|
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