Planck, Charles
Source?, 0000
#2
4 + 3
3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
3713 | Snap | 2018 |
This anticipates 181897(1905)
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).