Here is an advert for 'Mark Strong' that appeared in Look-in around the time of the strip.
And here is the teaser strip from 29th July 1972 - No.31, the week before the
Mark Strong Chronology
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.