Chess or the King's game is a book on chess published in 1616. It was a major work for its time and substantially increased the reputation of the author Augustus der Jungere[?], Duke of Luneburg[?].
This book is the earliest known to use Selenus[?] type chess pieces.
... under the age of 18, 9.4% from 18 to 24, 34.6% from 25 to 44, 19.4% from 45 to 64, and 10.6% who are 65 years of age or older. The median age is 34 years. For every 100 ...