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D003119. [ edit on Wikidata] The Ishihara test is a color vision test for detection of red–green color deficiencies. It was named after its designer, Shinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917. [ 2] The test consists of a number of Ishihara plates, which are a type of pseudoisochromatic plate.
A try square or try-square is a woodworking tool used for marking and checking 90° angles on pieces of wood. Though woodworkers use many different types of square, the try square is considered one of the essential tools for woodworking. [ 1] The square in the name refers to the 90° angle. To try a piece of wood is to check if the edges and ...
e. The Daily Telegraph, known online and elsewhere as The Telegraph, is a British daily broadsheet newspaper published in London by Telegraph Media Group and distributed in the United Kingdom and internationally. It was founded by Arthur B. Sleigh in 1855 as The Daily Telegraph and Courier. [ 7] The Telegraph is considered a newspaper of record ...
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
The Check Clearing for the 21st Century Act (or Check 21 Act) is a United States federal law, Pub. L. 108–100 (text) (PDF), that was enacted on October 28, 2003 by the 108th U.S. Congress. The Check 21 Act took effect one year later on October 28, 2004. The law allows the recipient of a paper check to create a digital version of the original ...
The larger Sunday crossword, which appears in The New York Times Magazine, is an icon in American culture; it is typically intended to be a "Thursday-plus" in difficulty. [6] The standard daily crossword is 15 by 15 squares, while the Sunday crossword measures 21 by 21 squares.
The American Crossword Puzzle Tournament (ACPT) is a crossword-solving tournament held annually in February, March, or April. Founded in 1978 by Will Shortz , who still directs the tournament, it is the oldest and largest crossword tournament held in the United States ; the 2023 event set an attendance record with more than 750 competitors.
Crossword-like puzzles, for example Double Diamond Puzzles, appeared in the magazine St. Nicholas, published since 1873. [30] Another crossword puzzle appeared on September 14, 1890, in the Italian magazine Il Secolo Illustrato della Domenica. It was designed by Giuseppe Airoldi and titled "Per passare il tempo" ("To pass the time"). Airoldi's ...