UTD2891659: The offspring of a potters family in the Kannenbäckerland is helping by stacking the finished stoneware jars inside the kiln, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891662: An employee of a stoneware factory in the Kannenbäckerland is breaking up chunks of raw clay into smaller pieces with a pick, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891663: An employee of a stoneware factory in the Kannenbäckerland carrying chunks of raw clay, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891666: A librarian of the Berlin State Library (former Prussian State Library) sorting books in alphabetical order in the library magazine, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891669: The pneumatic tube transportation system of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891670: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891673: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891683: A librarian of the Berlin State Library (former Prussian State Library) sorting books in alphabetical order in the library magazine, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891692: A librarian of the Berlin State Library (former Prussian State Library) sorting books in alphabetical order in the library magazine, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891695: The former cupola reading room of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891701: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891703: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891705: The pneumatic tube transportation system of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891707: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891710: The book conveyor system in the library magazine of the Berlin State Library (former Prussian State Library), Germany 1930s (b/w photo) / Bridgeman Images

UTD2891721: A skiing teacher helping a femal beginner to chose the right skis, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891726: A skiing teacher at a lesson with skiing beginners, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891727: A skiing teacher at a lesson with a female skiing beginner, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891729: Two young female skiing beginners learning how to use skiing sticks at a beginner's lesson, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891731: A young badger in an animal experiment at the insitute for animal psychology of Wilhelms university at Muenster, Germany 1930s (b/w photo) / Bridgeman Images

UTD2891733: A young badger in an animal experiment at the insitute for animal psychology of Wilhelms university at Muenster, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892839: Winegrower at work in the vineyard, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892846: Winegrower having a break in the vineyard, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892848: Winegrower at work in the vineyard, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892851: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892855: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892860: Winegrower at work in the vineyard, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892863: Winegrowers on their way to work, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892865: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892871: Winegrower at work in the vineyard, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892875: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892885: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892895: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892906: Winegrowers on their way to work, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892909: Winegrower at work, producing a cask, Germany 1930s (b/w photo) / Bridgeman Images

UTD2892930: Winegrower at work in hnis vineyard near Beilstein, Germany 1930s (b/w photo) / Bridgeman Images