| 1. | Northern Adriatic (From Sušak to Rab via Gorski Kotar and Plitvice Lakes) Monografias | Monographs HMT-2435 1932-01-01 |  | |
| 2. | Opatija – Small Illustrated Tourist Guide; List of Hotels and Guesthouses; Topographic Map Monografias | Monographs HMT-1070 1942-01-01 | | |
| 3. | Opatija. Climatic and seaside resort of the highest category Monografias | Monographs HMT-3006 1924-01-01 | | |
| 4. | Venezia Giulia: list of hotels, guesthouses and villas Monografias | Monographs HMT-2533 1922-01-01 | | |
