Seçen - (ساچان ,سچان; Seçen / Seçan; hu. Szecseny, tr. Seçen, ru. Сечень, bg. Сечен)
Town and fortress, seat of sancak with the same name in the eyalet of Egri.
Location - Northern Hungary, N 48° 5' E 19° 31' map
- НБКМ Ор. 316A/46
@Wikipedia in Hungarian