Until World War II, solid blocks of what was commonly used as currency in Siberia?

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What does the abbreviation DOS stand for in the operating system MS-DOS?

What does a Collier do?

What position did football hall-of-famer Dick Butkus play with the Chicago Bears?

What year did H. G. Wells publish the novel "The Time Machine"?

Which literary work's title character is named Frankie Addams?

What two US state capitals are named for people who were executed?

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What sea does Slovenia have water access to?

What are match "heads" made of?

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When did the Battle of the Plains of Abraham take place?

Which gland is enlarged in the condition known as "goitre"?

Which modern musical instrument evolved from the "Sackbut"?