Original ChessEval documentation.
This material originated in the historical ChessEval collection website and is preserved here as documentary provenance within the current site.
Original ChessEval comparison page for Sphinx 40/40 Plus/50.
Historical source identifier: Sphinx50-40.htm
Related collection records.
- Sphinx 40 family
- Sphinx 40 Plus family
- Sphinx 50 family
Historical photographic record.
28 historical images are preserved inside the current ChessEval website.
