A Man Reading (Saint Ivo?), attributed to the workshop of Rogier van der Weyden and, right, Eric Hebborn Composite: National Gallery/Rex.

National Gallery’s 1450 portrait by Rogier van der Weyden was created in the 1960s by Eric Hebborn, says art historian.
…

Wright ridicules the haircut of the figure who is reading a text that is “gobbledegook” – “an impossibility for a long inscription in that period when artists only wrote inscriptions to be read”.

(Dalya Alberge, “‘It’s a Beatle haircut’: historian claims 15th-century portrait is from the 1960s,” The Guardian, 2-2-19)

(c) 2019 JMN.