| RGO Archives/RGO 45 contains: |
|---|
| <-- See earlier |
|---|
| 101 |
Conditions for Launching a Cometary Probe |
| 102 |
The Minor Planets |
| 103 |
Navigation without Gravity |
| 104 |
The Night Sky |
| 105 |
Osculating Elements |
| 106 |
The Palomar Sky Survey |
| 107 |
Phenomena of Saturn's Satellites |
| 108 |
Porter's Solar Disk |
| 109 |
The Reduction of Meteor Observations |
| 110 |
The Satellites of the Planets |
| 111 |
Stellar Aberration |
| 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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