%0 Video %T Philosophy 167: Class 2 - Part 6 - Copernicus' System: The Postulates, and Some Solutions to Classic Problems in Ptolemaic Astronomy. %A Smith, George E. (George Edwin), 1938- %D 2015-09-02T18:42:54.361Z %8 2015-09-02 %I Tufts Archival Research Center %R http://localhost/files/2227n1987 %X Synopsis: A brief review of Copernicus' System.; Opening line: "All right, with that as background, let's look at the commentary, all it's very clean."; Duration: 11:24 minutes.; Segment: Class 2, Part 6. %G eng %[ 1972-12-31 %9 Video %~ Tufts Digital Library %W Institution