What was the name of Hewlett-Packard's first successful product?

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What is an airline's home base called?

Which author and philosopher is known for his works The Plague, The Outsider and The Fall?

In which book did four ghosts visit Scrooge?

What is November's birthstone?

Thomas Edison was "the Wizard of Menlo Park" in what US state?

Which chemical element has the atomic number 4?

What is the slowest moving, living land mammal?

What element has the chemical symbol Au?

What Broadway soundtrack was the best selling album of the 1960's?

What did Leonard Nimoy need a new pair of every few days in the late 1960's?

Which US band had a 1974 hit song with "Billy Don't Be a Hero"?

When did the American Revolutionary War end?

What explorer disappeared in 1928 while on a rescue mission for survivors of the crashed airship "Italia"?

The surface of what is typically 70% water and 10% ice?

In music, what is the term to gradually decrease in volume?