Front and back
Freshman year, my Medieval History TA wore this to discussion group. NOBODY made mention of it – that’s what you get, taking Medieval History as a GE requirement. Uncaring jerks. This is one of the best t-shirt ideas ever.
The missing element is an image of the flea – the insect was the true culprit in spreading the plague from vermin to humans. Transferral of fluids. Yum.