67552. What toy did George Lerner create for Hasbro company in 1952?
67553. For whom high heeled shoes were invented?
67554. What African-American inventor received 5 patents in the field of shoemaking?
67555. It travels over land and water. Who invented the HOVERCRAFT?
67556. In which decade was the AEEE (now the IEEE) founded?
67557. What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent?
67558. What Sir Isaac Newton invented?
67559. Who invented Bicycle?
67560. In which decade with the first transatlantic radio broadcast occur?
67561. In the 1700s, who would pay the postage fee for letters before the stamp was invented?
67562. Who synthesized the first wholly artificial gene?
67563. FROZEN FOOD - Who discovered the first practical method of freezing food?
67564. When was the Raggedy Ann doll patented?
67565. What Frank Whittle invented?
67566. When was the first Lionel trains manufactured?
67567. What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869?
67568. What office item was invented by Bette Nesmith Graham in 1951?
67569. What George Pullman invented?
67570. Who invented Bakelite?
67571. What toy was invented by Joshua Lionel Cowen around 1900?
67572. This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece.
67573. What invention by Garnet Carter made its debut at the Fairyland Inn Resort in Lookout Mountain, Tennessee, in 1927?
67574. Who invented the phonograph?
67575. What beverage was invented by Charles Alderton in 1885 in Waco, Texas?
67576. Who invented fuel cells in 1839?
67577. The ELECTRIC BATTERY, who's charged with inventing this one?
67578. In which decade was the ARRL founded?
67579. Who invented the Seed Drill?
67580. What drink was invented by Charles Leiper Grigg in 1929?
67581. For what is Charles Babbage (1792-1871) remembered?
67582. Who invented Automobiles using gasoline?
67583. Who invented the battery?
67584. Where were wigs first invented?
67585. Who was the first person to patent the JET ENGINE?
67586. The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name?
67587. What treat was invented by 11-year-old Frank Epperson in 1905?
67588. When was Milk Tray first introduced?
67589. When was the toothbrush invented?
67590. What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931?
67591. Who invented Fountain Pen?
67592. Who invented the BALLPOINT PEN?
67593. In which decade was the first solid state integrated circuit demonstrated?
67594. What J. B. Dunlop invented?
67595. Which scientist discovered the radioactive element radium?
67596. When was barb wire patented?
67597. What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?
67598. What Galileo invented?
67599. This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.
67600. What symbol is used in the size of the book in physical description area according to AACR-II Code?