Town in ancient Bithynia
Kassa was a town of ancient Bithynia. Its name does not occur in ancient authors but is inferred from epigraphic and other evidence.[1]
Its site is located near Sapanca in Asiatic Turkey.[1][2]
References
40°41′26″N 30°15′49″E / 40.690513°N 30.263486°E / 40.690513; 30.263486