art nouveau or art deco

Can you distinguish Art Nouveau and Art Deco? (test your skills)

Both Art Nouveau (1880-1914) and Art Deco (1920-1940) embraced modernist elements and emerged as reactions to major world events; the Industrial Revolution and World War I, respectively. They are easy to distinguish if you know what to look for. Can you figure out which of the following 14 pictures are Art Nouveau / Art Deco?…