| Activity |
Plan
|
Duration |
Start Date |
End Date |
Amount |
| Subscription |
Professor / Teacher
|
6 months
|
Dec 6, 1919
|
Jun 6, 1920
|
23
₣
|
| Renewal |
Student
|
3 months
|
Jun 21, 1920
|
Sep 21, 1920
|
9.6
₣
|
| Renewal |
-
|
3 months
|
Sep 21, 1920
|
Dec 21, 1920
|
23
₣
|
| Subscription |
-
|
3 months
|
Dec 31, 1920
|
Mar 31, 1921
|
16
₣
|
| Renewal |
-
|
-
|
May 7, 1921
|
-
|
20
₣
|
| Renewal |
-
|
3 months
|
Jun 30, 1921
|
Sep 30, 1921
|
16
₣
|
| Renewal |
-
|
3 months
|
Sep 30, 1921
|
Dec 30, 1921
|
16
₣
|
| Renewal |
-
|
3 months
|
Dec 30, 1921
|
Mar 30, 1922
|
16
₣
|
| Renewal |
AdL
|
1 year
|
Jun 15, 1922
|
Jun 15, 1923
|
48
₣
|
