Warsaw 1929: Towarzystwo Wydawnicze "Rój". 13x18 cm, pp. 182, (10), softcover. Good condition (minor rubbing and soiling of the cover).
First edition. The cover was designed by Kamil Mackiewicz.
Julian Ginsbert, a.k.a. Jim Poker (1892-1948) - mechanical engineer, lieutenant of the Polish Army, lieutenant commander of the Navy, journalist, writer and publicist. He wrote adventure, travel and naval novels.