Template:Are You Sure/January 30

Mathematician and crime-fighter William Oughtred computes the death-mask of Oliver Cromwell in preparation for the trial of Cromwell's corpse.

• ... that artist Gil Kane pioneered the graphic novel with his books His Name is...Savage (1968) and Blackmark (1971)? • ... that the corpse of Oliver Cromwell was ritually executed more than two years after his death, on the 12th anniversary of the execution of the monarch he himself deposed?