The American draught player; or, The theory and practice of the scientific game of checkers; (1880)
Spayth, Henry, b. 1825. [from old catalog] · New York, Dick & Fitzgerald · leaf 31
22 The Theoey of the Move You play White first and have not the move. Take 24 15, Black takes11 27, yon take 32 23 and gain the move, because the sum of the capturingpieces on 24 11 and 32 is odd and the captured pieces on 24 and 23 of onesystem and 11 and 19 of the other system are even in each.… … WHITE. You play White first and have the move. Take 27 18, Black plays 59, you take 14 5, Black takes 7 23 and you retain the move, because thesum of capturing pieces on 27, 14, and 7 is odd and the pieces taken fromsquares.23 of one system and from 9 10 and 18 of the other system are oddin each…
Checkers
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from International match. Complete record of the [checker] games played between players of Great Britain and the United States, Boston, March 14th to 25th, 1905 (1906)](https://img.insideoutlibrary.com/img/200/ia-internationalmat00heff-38-5.webp)
