1925 Poland. Polska Upper Silesia. Gdynia – America Line Published August 26, 2024 at 1276 × 2048 in Poland Travel ← Previous Next → PosterHistory > Travel > Poland Travel > 1925 Poland. Polska Upper Silesia. Gdynia – America Line 1925 Poland. Polska Upper Silesia. Gdynia – America Line Source: www.flickr.com / Halloween HJB