Activity Plan Duration Start Date End Date Amount
Subscription Professor 3 months Jan 29, 1920 Apr 29, 1920 16.6 ₣
Renewal Professor 3 months Apr 29, 1920 Jul 29, 1920 9.6 ₣
Renewal Professor 6 months Jul 29, 1920 Jan 29, 1921 16 ₣
Renewal - 6 months Feb 10, 1921 Aug 10, 1921 28 ₣