San Serriffe: April fool's quiz

The Guardian’s most successful April fool’s joke, about a tiny archipelago where everything was named after typefaces and printing terms was published on 1 April 1977. Can you pick out the genuine features of San Serriffe in our quiz?April fool: San Serriffe - Archive teaching resource
Each of the headlines in the special report included a reference to news printing and publishing. Which of the following was not a headline included in the supplement?Justified, left, right and centre