{
   "title": "Planet Comics",
   "contents": [
      {"url": "https://www.comics.org/series/162/",
       "note": "Grand Comics Database"}
   ],
   "first-issue": {"issue-date": "1940-01", "number": "1"},
   "first-renewed-issue": "none", 
   "first-renewed-issue-source": "cce+database",
   "first-renewed-contribution":
     {"issue": {"issue-date": "1950-Spring"}},
   "first-renewed-contribution-source": "1977-JulDec",
   "last-issue": {"issue-date": "1953-Winter", "number": "73"},
    "see-also": [{"id": "planetstories", "note": "Planet Stories"}],
   "additional-note": "A 1977 renewal record for 'Forever and the Earth' by Ray Bradbury says it was published in the Spring 1950 issue of Planet Comics.  While we have not examined that issue, the table of contents database noted in this record does not note that story being published there.  On the other hand, other  contents databases note its publication in the Spring 1950 issue of Planet Stories, a related periodical from the same publisher.",
   "responsibility": {
      "authorized": "Mark Ockerbloom, John, 1966-",
      "contact": "ockerblo@pobox.upenn.edu"
   },
   "last-updated": "2018-05-21"
}