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2010–2015, 2017, 2019, 2023: American Crossword Puzzle Tournament Champion Dan Feyer is an American crossword puzzle solver and editor. He holds the record for the most American Crossword Puzzle Tournament (ACPT) championships, with nine wins, and the most consecutive championships, with six. [ 1 ]
Dr.Fill participated in the 2012 American Crossword Puzzle Tournament, finishing 141st of approximately 650 entrants with a total score of just over 10,000 points.The appearance led to a variety of descriptions of Dr.Fill in the popular press, including The Economist, [2] the San Francisco Chronicle [3] and Gizmodo. [4]
Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our crossword blog.
Aboard – SS, or a word inside the letters SS; About – C or CA (circa) or RE; Academic – DD (doctor of divinity) or PROF; Acceleration – G; Accepted – A; Account – AC; Accountant – CA (chartered accountant) Ace – A or AI (A-1) Advert – AD; Afternoon – PM; Against – V or VS (versus) Agent – REP (representative ...
A pinwheel calculator is a class of mechanical calculator described as early as 1685, and popular in the 19th and 20th century, calculating via wheels whose number of teeth were adjustable. These wheels, also called pinwheels, could be set by using a side lever which could expose anywhere from 0 to 9 teeth, and therefore when coupled to a ...
The Comptometer was the first commercially successful key-driven mechanical calculator, patented in the United States by Dorr Felt in 1887.. A key-driven calculator is extremely fast because each key adds or subtracts its value to the accumulator as soon as it is pressed and a skilled operator can enter all of the digits of a number simultaneously, using as many fingers as required, making ...
Electric motors were used on some mechanical calculators from 1901. [9] In 1961, a comptometer type machine, the Anita Mk VII from Sumlock comptometer Ltd., became the first desktop mechanical calculator to receive an all-electronic calculator engine, creating the link in between these two industries and marking the beginning of its decline ...
Frank Stephen Baldwin (April 10, 1838 – April 8, 1925) was an American who invented a pinwheel calculator in 1875. He started the design of a new machine in 1905 and was able to finalize its design with the help of Jay R. Monroe who eventually bought the exclusive rights to the machine and started the Monroe Calculating Machine Company to manufacture it.
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