… not even tangentially related to our subject matter
How many among our readers are old enough to remember this? I'm working on the online version of a local WWII exhibit, and the drawing on the left was done for the exhibit by 
local resident and cartoonist Mort Walker of Beetle Bailey fame, who is honorary chairman of the exhibit and a contributor by way of an oral history interview and loan of his WWII scrapbook.
To make this relevant to Roman history: I wonder whether Roman soldiers left pictorial graffiti behind …
