Edward Ardizzone: The Porter’s Lodge, Trinity College Oxford. Offset lithograph 1954. Edition c.50. 29.5 x 44.5cms (12 x 17.5 inches). Signed & titled in the plate. Framed & glazed (45 x 61cms). See Edward Ardizzone’s World – the Etchings & Lithographs NAP35. It seems the work was commissioned by undergraduates.