UTD2889664: A trip through the Black Forest, Neustadt, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889676: A trip through the Black Forest, Neustadt, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889679: A trip through the Black Forest, Neustadt, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889688: A trip through the Black Forest, Neustadt, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889700: A trip through the Black Forest, Neustadt, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889706: A trip to the health resort Ruhestein in the Black Forest, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889724: A trip to the health resort Ruhestein in the Black Forest, Germany 1930 (b/w photo) / Bridgeman Images

UTD2889733: A trip to the health resort Ruhestein in the Black Forest, Germany 1930 (b/w photo) / Bridgeman Images

UTD2888577: A trip to Eislingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888580: A trip to Eislingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888595: A guided tour through a factory of fatty acid in Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888607: A guided tour through a factory of fatty acid in Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888628: A guided tour through a factory of fatty acid in Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888688: Craftsmen working, Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888691: Craftsmen working, Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888700: Craftsmen working, Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888706: A factory in Witten, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888730: A trip to Liegnitz, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888754: A trip to Liegnitz, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888760: A trip to Liegnitz, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888781: A trip to Heilbronn, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888799: A trip to Heilbronn, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888823: A trip to Heilbronn, Germany 1930s (b/w photo) / Bridgeman Images

UTD2888829: A trip to Heilbronn, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889167: A trip to Tübingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889194: A trip to Eislingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889197: A trip to Eislingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889200: A trip to Eislingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889215: A trip to Hohenzollern-Hechingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889239: A trip to Hohenzollern-Hechingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889266: A trip to Hohenzollern-Hechingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889269: A trip to Hohenzollern-Hechingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889275: A trip to Hohenzollern-Hechingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889308: A trip to Trossingen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889326: Procedure of a drinking cure, Germany 1930s (b/w photo) / Bridgeman Images

UTD2889356: A trip to Winterlingen, Germany 1930s (b/w photo) / Bridgeman Images