World's Columbian Exposition, the Chicago World's Fair which was staged from May to October, 1893, commemorated 400 years since Columbus's New World arrival. Two copies of a deck of playing cards illustrated with color lithographic views of various buildings at the World's Columbian Exhibition.

The New York World’s Fair of 1939 was held in Flushing Meadows on Long Island between April 30, 1930 and October 31, 1939. This item is a fold-out lens-less paper "peep show" showing George Washington and colonial figures looking into a hole which, when item is unfolded, reveals a scene of "The World of Tomorrow" at the New York World's Fair of 1939.

Abraham & Straus was a Brooklyn, New York based department store chain. It started in 1865 as Wechsler & Abraham, founded by Abraham Abraham (1843-1911) and Joseph Wechsler (1837-1896) in downtown Brooklyn. In 1893, the Straus family, part owners of R.H. Macy and Company, bought out Wechsler, and the name changed to Abraham & Straus. This collection is a paper fold-out model of the Abraham & Straus Department Store in Brooklyn, New York.

Austin Homer (1896-1974) was president of J.E. Caldwell Company, jewelers, silversmiths, and antiquarians in Philadelphia. Homer was a well-known business executive and was recognized as one of the nation's foremost authorities on contemporary and antique silver. He was also involved in designing children's toys. His papers consists of correspondence, speeches, patents, notebooks, and sketches while he was president of J.E. Caldwell Inc., and correspondence, contracts, sketches, and prototypes when he was a toy designer.

The Centennial International Exhibition of 1876 celebrated the one hundredth anniversary of American Independence. Held in Fairmount Park in Philadelphia, it was the first major U.S. world's fair. Five wooden "jigsaw" puzzles showing buildings at the 1876 Centennial Exhibition in Philadelphia, PA. Also five prints of the same views as the ones on the puzzle, and the original wooden box.

The Chicago Century of Progress International Exposition was held along Lake Michigan and Northerly Island Park from May 27, 1933 to November 1, 1933. The theme was "Science Finds, Industry Applies, Man Conforms." This item is a souvenir box containing a diecast miniature toilet and ceramic chamber pot for the Tootsietoy Company, which manufactured diecast toys and doll furniture.

E.I. du Pont de Nemours & Company is a chemical company more commonly referred to as the DuPont Company. The company was established in 1802 by Pierre Samuel du Pont de Nemours and his son Eleuthère Irénée du Pont the company began with the production of gunpowder. This collection consists of two decks of playing cards illustrated with the DuPont oval and a game bird picture on the back of each card.

The Milton Bradley Company is a creator and manufacturer of board games located in Springfield, Massachusetts. The 1964 New York World's Fair was held in Flushing Meadows, New York from April 22, 1964 to October 18, 1964, and then again from April 25, 1965 to October 17, 1965. The theme was "Peace Through understanding." This small collection consists of two Milton Bradley products, the Official World's Fair Game and the Official World's Fair Jigsaw Puzzle.

Inspired by the Chicago Board of Trade and the U.S. Corn Exchange, PIT is a fast-paced card game where players try to corner the market on a specific commodity. This collection is the bull and bear edition of the game.

The Presidential election of 1932 was between Republican candidate and incumbent Herbert Hoover (1874-1964) and the Democratic candidate Franklin D. Roosevelt (1882-1945). This item is a small wooden puzzle, "The Presidential Puzzle," from the campaign of Herbert Hoover and Franklin D. Roosevelt in 1932.

World's Columbian Exposition, the Chicago World's Fair which was staged from May to October, 1893, commemorated 400 years since Columbus's New World arrival. The cover of the pop-up toy shows a bird's eye view of some buildings at the Exposition. The interior is composed of three facades.

World's Fairs or International Expositions are large-scale exhibitions that highlight technology, agriculture and other innovations of national or cultural significance. World's Columbian Exposition, the Chicago World's Fair which was staged from May to October, 1893, commemorated 400 years since Columbus's New World arrival. This small collection consists of four "pop-up books" from the 1893 Columbian Exposition.