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RGO Archives/RGO 45 contains:
<-- See earlier
161 Notes on Stromgren's Method
162 Notes on variation of elements
163 Notes on the J.G. Porter Method
164 Notes on the Crommelin-Merton Method
165 Notes on Comet N.A.O. I.
166 Notes on Comet N.A.O. I.
167 Notes on perturbations-of-elements methods
168 Notes on Comet N.A.O. I.
169 Notes on methods for computing perturbations
170 Notes on perturbations by punched cards
171 Notes on methodology and computing technique
See later -->
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Papers of John Guy Porter

Title The Statistics of Comets
Reference RGO 45/176
Covering Dates 7 Mar. 1962
Extent and Medium 37 pages
Content and context

An interoffice memo on 'The Statistics of Comets' written by Porter for internal distribution at the Jet Propulsion Laboratory, Pasadena.

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