Select Date of Issue:
| 1920 (Spanish) Jan 7 14 21 28 | |
| 1920 (Spanish) Feb 4 11 18 25 | |
| 1920 (Spanish) Mar 3 10 17 24 31 | |
| 1920 (Spanish) Apr 28 | |
| 1920 (Spanish) May 12 19 26 | |
| 1920 (Spanish) Jun 2 9 16 23 30 | 1920 English Jun 23 |
| 1920 (Spanish) Oct 2 5 7 9 12 14 16 19 21 23 26 28 30 | |
| 1920 (Spanish) Nov 2 4 6 9 11 13 16 18 20 23 25 27 30 | |
| 1920 (Spanish) Dec 2 4 7 9 11 14 16 18 21 23 25 28 30 | |
| 1920 (Spanish) Indices Jan to Mar Annual |