Photos from various things at
Washington University in St. Louis
The school colours might be sinoper.
Lydgate's Chron. Troy II. (1555) xi. 964
Green Depeynt with asure, golde, cinople, & grene.
Gr. Forest 98
The Parret hath all hir whole bodie greene, sauing that..she
hath a Coller or Chaine naturally wrought like to Sinople or Vermelon.
Agrippa's Van. Artes 159
From hence came the temperatures of Asure, of Cinnaber, of
Sinople, of Purple.
Synople coulour or redde.
Miniaria, the place where synople is dygged.
Minium, synople or redde leade.
Minion, Synople, red lead, Vermillion.
The Common Armoniack he [Pliny] calls Synoper (and we Synople).