A flat piece of limestone from Texas's Blanco River was used to set a 1994 world record of 38 in which activity?

What is a fisherman's wicker basket for holding his catch called? What is a misleading clue in a mystery story called? What is a fixed, benchlike seat in a church called? In 1920s slang a flapper was a young woman. What was a "flivver"? Which word means both a flaw and to switch sides? What is a fleet of small ships, such as sailing vessels, called? What word, Spanish for "armed force", names a fleet of warships? Fleetwood and Winnebago are best known for making what kind of vehicle?