[Retros] Codex on the Retro Corner

[Otto Janko]

Dear Retro Lover,

Thanks to Werner Keym the History of the Codex should now be complete
on the Retro Corner:

- Codex for Chess Composition 1958 (Piran, missing chapters added) 
- Codex for Chess Composition 1973 (Imola update) 
- Codex for Chess Composition 1974 (Wiesbaden update) 

Best Regards,

- Otto Janko [mailto:otto at janko.at] [http://www.janko.at]
-- Those who desire to give up freedom in order to gain security, 
- will not have, nor do they deserve, either one." [Benjamin Franklin]