Elizabeth Kingsley (1871?-1957) was an American puzzle constructor, famous as the inventor of the double-crostic. On March 31, 1934, while Kingley was working for the Saturday Review, she published the first double-crostic, a form of acrostic

Acrostic

An acrostic is a poem or other form of writing in which the first letter, syllable or word of each line, paragraph or other recurring feature in the text spells out a word or a message. As a form of constrained writing, an acrostic can be used as a mnemonic device to aid memory retrieval. A famous...

 puzzle that includes features of a crossword puzzle

Crossword Puzzle

For the common puzzle, see CrosswordCrossword Puzzle was the second to last album made by The Partridge Family and was not one of the most popular albums. It was released in 1973 and did not produce a U.S. single. This album was finally released on CD in 2003 on Arista's BMG Heritage label...

. This form of puzzle is still popular today. She wrote puzzles for the New York Times between May 9, 1943 and December 28, 1952.