Not antique, but something I grabbed up... - Holger's Antique ...
En Passant Tutorial - YouTube
Swedish Chess - a drop-chess variant
Skäggetorpsbarn kungar på schack
Sonderzüge beim Schach
Rules of chess - Wikipedia
passant | Schackbloggen
Chess Notes by Edward Winter
En passant - Wikipedia
En Passant | Special Chess Moves - Chess.com
Chess rules: 7 special rules you may not know - Chessable Blog
Pjäsernas rörelse
Castling and En-passant capture in the Codex 2009 (by Werner Keym)
Särskilda drag
Trojanska Hästen galopperade upp i topp - Sveriges Schackförbund
Castling and En-passant capture in the Codex 2009 (by Werner Keym)
John nunn solving in style by rafael almeida - issuu
Schackregler – Wikipedia
Grundregler i schack
En passant - Wikipedia
Problemist Diary 5: A merry-go-round tale of problems - ChessBase ...
Chess Notation | Notation | Gaming
Algebraic notation (chess) - Wikipedia
Enpassant : Special Chess Moves - The En passant move ( a special ...
