| תיאור | שנה | סימול | |
|---|
| Letter and postcard from S[?].Krenberger to Theodor Herzl | 1901- 1903 | H1\1506 | |
| Two telegrams from Johann Kremenezky to Theodor Herzl | 1901- 1903 | H1\1505 | |
| Letters from Karl Kraus to Theodor Herzl and a book review for the newspaper "Neue Freie Presse" | 1896- 1898 | H1\1504 | |
| Letter from [?] Kraus to Theodor Herzl | 1894- 1894 | H1\1503 | |
| Telegram from "Zion" (Krakau Zionist Association) to Theodor Herzl | 1897- 1897 | H1\1501 | |
| Letter from I[?]. Kraus to Theodor Herzl | 1890- 1899 | H1\1502 | |
| Letters and visiting cards from Stanislaw Kozmian to Theodor Herzl | 1899- 1899 | H1\1500 | |
| Letters from Andor Kozma to Theodor Herzl and letter to[?] Stark regarding literary matters | 1889- 1890 | H1\1499 | |
| Letter from C. A[?]. Kowark to Theodor Herzl | 1887- 1887 | H1\1498 | |
| Letters from "Kosmos" publishing house to Theodor Herzl regarding the publication of writings by Herzl | 1886- 1889 | H1\1497 | |
| Letter from R. A.[?] Koernig to Theodor Herzl | 1903- 1903 | H1\1495 | |
| Letters and cards from Sigmund Kornfeld to Theodor Herzl regarding Heinrich York-Steiner, Moritz Guedemann, [?] Bloch and [?] Lichtenecker | 1897- 1901 | H1\1494 | |