Hannemann, Knud Harald
Die Schwalbe, 1929
#2
3 + 2
5454 | Near Snap | 2007 |
136 | Problem Observer | 2018 |
This anticipates 15919(1989)
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).