10 Signum
A signum data, also known as a call number, is a unique combination of numbers and letters employed to indicate the specific location of a book within a library. This data was verified and provided to us by the National Library of Finland. There are 288515 records with missing author name information in the original raw data.
10.1 Complete Dataset Overview
Original documents with titles: 981714 / 1318063 (74.5%)
Original documents with missing (NA) titles 336349 / 1318063 documents (25.5%)
Signum accepted for the whole Fennica
Signum discarded for the whole Fennica
10.1.1 Top-20 signum
| Signum | Entries (n) | Fraction (%) |
|---|---|---|
| Ea2 | 86592 | 6.6 |
| Ea3 | 29564 | 2.2 |
| Da2 | 17912 | 1.4 |
| Suom. kaunokirj. 1 | 9289 | 0.7 |
| Cb | 8853 | 0.7 |
| Da3 | 8383 | 0.6 |
| Suom. kaunokirj. 2 | 8016 | 0.6 |
| Ka01 | 6902 | 0.5 |
| Aa2 | 6391 | 0.5 |
| S | 6158 | 0.5 |
10.2 Subset Analysis: 1809-1917
Original documents with titles: 44520 / 1318063 (61.3%)
Original documents with missing (NA) titles 28106 / 1318063 documents (25.5%)
Signum discarded for 1809-1917
10.2.1 Top-20 signum for 1809-1917
| Signum | Entries (n) | Fraction (%) |
|---|---|---|
| Doria | 1871 | 0.1 |
| Hartauskirj. | 1793 | 0.1 |
| Diss. HY | 1550 | 0.1 |
| Ruots. kaunokirj. 1 | 1525 | 0.1 |
| Suom. kaunokirj. 1 | 1316 | 0.1 |
| Suom. kaunokirj. 3 | 1175 | 0.1 |
| Suom. kaunokirj. 2 | 1023 | 0.1 |
| Suom. hist. 3 | 802 | 0.1 |
| Suom. kaunokirj. 4 | 638 | 0 |
| Maantiede 1 | 635 | 0 |