Anne Frank's 'dirty' jokes found on diary pages she covered over

Digital technology helps decipher hidden passages on two pages masked with brown paperResearchers using digital technology on two pages of Anne Frank’s diary covered over with brown masking paper have discovered passages featuring four risque jokes and candid explanations of sex, contraception and prostitution.“Anyone who reads the passages that have now been discovered will be unable to suppress a smile,” said Frank van Vree, the director of the Netherlands Institute for War,