William Morris choose the subject, based upon Malory's Tristan retellings
in Morte Darthur. The colours were also his choice to preserve
the unity, but he asked several Pre-Raphaelite brothers to design the panels.
(Click on images to enlarge.
Still missing three panels.)
The birth of Tristram
The departure of Tristram and La Belle Isoude from Ireland
Tristram and La Belle Isoude drink the love potion
Dante Gabriel Rossetti
The marriage of Tristram and Isoude Les Blanches Mains