| 1 | IDL 110 | Sigismund I Jagiellon to Ioannes DANTISCUS, [Brest-Litovsk], 1511-08-04 |
| 2 | IDL 2568 | Sigismund I Jagiellon to Ioannes DANTISCUS, Brest-Litovsk, 1542-06-01 |
| 3 | IDL 2739 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-07-09 |
| 4 | IDL 5713 | Sigismund I Jagiellon to Ioannes DANTISCUS, Jan SOKOŁOWSKI, Johann von BAYSEN (BAŻYŃSKI) & Paweł PŁOTOWSKI, Brest-Litovsk, 1544-07-09 |
| 5 | IDL 5714 | Sigismund I Jagiellon to Ioannes DANTISCUS, Brest-Litovsk, 1544-07-10 |
| 6 | IDL 2740 | Stanisław HOZJUSZ (HOSIUS) to [Ioannes DANTISCUS], Brest-Litovsk, 1544-07-15 |
| 7 | IDL 2744 | Bona Sforza to Ioannes DANTISCUS, Brest-Litovsk, 1544-[07]-15 |
| 8 | IDL 3456 | Samuel MACIEJOWSKI to [Ioannes DANTISCUS?], [Brest-Litovsk], [ca. 1544-07-15] |
| 9 | IDL 6347 | Sigismund I Jagiellon to Ioannes DANTISCUS, [Brest-Litovsk], 1544-[07]-[15] or 1544-[07]-[16] |
| 10 | IDL 2741 | Samuel MACIEJOWSKI to Ioannes DANTISCUS, Brest-Litovsk, 1544-07-16 |
| 11 | IDL 2743 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-05 |
| 12 | IDL 2745 | Bona Sforza to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-16 |
| 13 | IDL 2746 | Sigismund I Jagiellon to Jan SOKOŁOWSKI, Ioannes DANTISCUS, Johann von BAYSEN (BAŻYŃSKI) & Paweł PŁOTOWSKI, Brest-Litovsk, 1544-08-16 |
| 14 | IDL 2749 | Piotr OKOŃ to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-17 |
| 15 | IDL 6348 | Sigismund I Jagiellon to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-17 |
| 16 | IDL 2747 | Samuel MACIEJOWSKI & Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-17 |
| 17 | IDL 2748 | Stanisław GÓRSKI to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-17 |
| 18 | IDL 2750 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-18 |
| 19 | IDL 2756 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-09-09 |
| 20 | IDL 2761 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-07 |
| 21 | IDL 2762 | Samuel MACIEJOWSKI to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-11 |
| 22 | IDL 2763 | Samuel MACIEJOWSKI to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-11 |
| 23 | IDL 2764 | Bona Sforza to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-11 |
| 24 | IDL 6349 | Sigismund I Jagiellon to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-12 |
| 25 | IDL 2765 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-10-13 |
| 1 | IDL 5283 | Ioannes DANTISCUS to Albrecht I von Hohenzollern-Ansbach, Heilsberg (Lidzbark), 1542-06-09 |
| 2 | IDL 2736 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Bielsk Podlaski, 1544-06-14 |
| 3 | IDL 4900 | Ioannes DANTISCUS to Albrecht I von Hohenzollern-Ansbach, Braunsberg (Braniewo), 1544-07-28 |
| 4 | IDL 2748 | Stanisław GÓRSKI to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-17 |
| 5 | IDL 2750 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Brest-Litovsk, 1544-08-18 |
| 6 | IDL 5318 | Ioannes DANTISCUS to Albrecht I von Hohenzollern-Ansbach, Heilsberg (Lidzbark), 1544-08-19 |
| 7 | IDL 5478 | Ioannes DANTISCUS to Albrecht I von Hohenzollern-Ansbach, Schmolainen (Smolajny), 1544-10-23 |
| 8 | IDL 2775 | Stanisław HOZJUSZ (HOSIUS) to Ioannes DANTISCUS, Cracow (Kraków), 1544-12-07 |
| 9 | IDL 2795 | Maciej KALECKI of Mąkolin to Ioannes DANTISCUS, Vilnius, 1545-02-12 |
| 10 | IDL 2807 | Marco de la TORRE to Ioannes DANTISCUS, Cracow (Kraków), 1545-03-23 |