Artisans in Germany's Black Forest have been turning out which kind of timepiece since around 1730?

Article 40 of which 1215 document states, "To no one will we sell, to no one will we refuse or delay, right or justice"? Articles he wrote for the Atlantic Monthly in 1875 became chapters of which author's "Life on the Mississippi"? Articles in the first issue of which magazine, in 1936, rated breakfast cereals, soap and stockings? Which artificial organ uses a filter called a dialyzer? Marcel Duchamp's 1919 work "L.H.O.O.Q." is a cheap postcard print of which painting with a mustache and goatee added? Which country star released the 1991 double album "Who'll Buy My Memories? (The IRS Tapes)"? Which artist was born in Lowell, Massachusetts, in 1834 and died in London in 1903? Man Ray and Marcel Duchamp were key figures in New York's branch of which anti-art movement born in Zurich during World…