Gea-Eisenbahn- karte von Osteuropa, 191920th century, 2 decade, Map of Lithuania/Poland description Gea-Eisenbahn- karte von Osteuropa Herbert Heyde (geographer) – Gea Verlag (publisher). Berlin, 97 x 77 cm, depicting railway lines on a map with boundaries “claimed by Lithuania.” Year 1919 Author Herbert Heyde Sources the American Geographical Society Library at Univ.of Wisconsin, Milwaukee, Libraries: https://collections.lib.uwm.edu