Campbell, Joseph Graham
Source?, 1856
#3
6 + 1
15 | British Chess Magazine | 1895 |
3757 | Schachminiaturen I | 1902 |
15 | British Chess Magazine | 1906 |
3713 | Snap | 2001 |
This anticipates 24641(0000)
There are these versions: 213197
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).