Post has published by Ash
Tomb Raider: Unfinished Business, Tomb Raider II: Golden Mask, Tomb Raider III: The Lost Artefact  (North American title: Tomb Raider Gold) are  expanded version of the first three original Tomb Raider games which were released on Windows and Macintosh. Each Gold release featured the original  game as well as new bonus levels. These levels were created in the San Francisco office of Eidos by Phil Campbell, Rebecca Shearin, Mike Schmitt, Gary LaRochelle and Kris Renkewitz. All the files below were kindly donated by Phil Campbell.
– 20/10/21 – Added Phil Campbell’s sketchbook, proposals documents and interviews

Tomb Raider: Unfinished Business Concept Arts

Tomb Raider: Unfinished Business Designer’s sketchbook

Tomb Raider: Unfinished Business Textures

Tomb Raider II: Golden Mask Galleries

Tomb Raider II: Golden Mask Textures

Tomb Raider III: The Lost Artifact Galleries

Tomb Raider III: The Lost Artifact Textures

Blackwater

Blackwater was a planned game by Eidos USA that would run on Tomb Raider 3 Engine. The game was cancelled later.