KINGS OF ENGLAND
| Edward IV. | 4 | March | 1461 | - | 9 | April | 1483. |
| Edward V. | 9 | April | 1483 | - | 22 | June | 1483. |
| Richard III. | 26 | June | 1483 | - | 22 | Aug. | 1485. |
| Henry VII. | 22 | Aug. | 1485 | - | 21 | April | 1509. |
| Henry VIII. | 22 | April | 1509 | - | 28 | Jan. | 1547. |
| Edward VI. | 28 | Jan. | 1547 | - | 6 | July | 1553. |
| Mary, | 6 | July | 1553 | - | 24 | July | 1554. |
| Philip and Mary,[12] | 25 | July | 1554 | - | 17 | Nov. | 1558. |
| Elizabeth, | 17 | Nov. | 1558 | - | 24 | March | 1603. |
KINGS OF FRANCE
| Louis XI. | 22 | July | 1461 | - | 30 | Aug. | 1483. |
| Charles VIII. | 30 | Aug. | 1483 | - | 7 | April | 1498. |
| Louis XII. | 7 | April | 1498 | - | 1 | Jan. | 1515. |
| François I. | 1 | Jan. | 1515 | - | 31 | March | 1547. |
| Henri II. | 31 | March | 1547 | - | 10 | July | 1559. |
| François II. | 10 | July | 1559 | - | 5 | Dec. | 1560. |
| Charles IX. | 5 | Dec. | 1560 | - | 30 | May | 1574. |
| Henri III. | 30 | May | 1574 | - | 2 | Aug. | 1589. |
| Henri IV. | 2 | Aug. | 1589 | - | 14 | May | 1610. |
DOGES OF VENICE
| Cristoforo Moro, | 12 | May | 1462 | - | 9 | Nov. | 1471. |
| Nicolò Tron, | 23 | Nov. | 1471 | - | 28 | July | 1473. |
| Nicolò Marcello, | 13 | Aug. | 1473 | - | 1 | Dec. | 1474. |
| Pietro Mocenigo, | 14 | Dec. | 1474 | - | 23 | Feb. | 1476. |
| Andrea Vendramino, | 6 | March | 1476 | - | 6 | May | 1478. |
| Giovanni Mocenigo, | 18 | May | 1478 | - | 4 | Nov. | 1485. |
| Marco Barbarigo, | 19 | Nov. | 1485 | - | 14 | Aug. | 1486. |
| Agostino Barbarigo, | 30 | Aug. | 1486 | - | 24 | Sept. | 1501. |
| Leonardo Loredano, | 2 | Oct. | 1501 | - | 26 | June | 1521. |
| Antonio Grimani, | 6 | July | 1521 | - | 7 | May | 1523. |
| Andrea Gritti, | 20 | May | 1523 | - | 28 | Dec. | 1538. |
As our first example of how these tables may be used we will take a colophon where no year of the Lord is given, and sovereigns are mentioned without their regnal years. We shall find that even the mere names may help us to a close approximate date. Our instance shall be Wendelin of Speier’s edition of the “Supplementum” of Nicolaus de Auximo, the colophon to which ends:
Vendelinus opus pressit Spireus utrunque: