Inventors Starting with O

Tim O'Lena [info] Tim's 3d Chess. (5x5x5, Cells: 125) Tim's 3D Chess. (5x5x5, Cells: 125) Tim's 3d Chess . (5x5x5, Cells: 125) , more...
Steffan O'Sullivan [info] Steffan O' Sullivan's Three-players Chess.
Peter Obermair [info] Delayed Chess. (8x8, Cells: 64)
Jesse A. Obligacion [info] Chess II. (10x8, Cells: 80) Chess II . (10x8, Cells: 80)
King Gustav III of Sweden [info] Gustav III's Chess. (10x8, Cells: 68)
Mikko Oksalahti [info] HiddenLynx. (9x10, Cells: 90)
Tibor Orban [info] Chess problems: A proof game.
Torben Osted [info] Transporter Chess. (8x8, Cells: 64)
Glenn Overby II [info] Abecedarian Big Chess (ABChess). (11x11, Cells: 121) Beastmaster Chess. (8x11, Cells: 84) Glenn's Decimal Chess. (10x10, Cells: 100) , more...
William Overington [info] Herb garden chess. (12x7, Cells: 84) Tree garden chess. (10x10, Cells: 84) Tree Garden Chess. (10x10, Cells: 100) , more...

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