“…"© Keystone Zwart-witfoto van voorbijgangers aan het monument van Karl Marx in Highgate Cemetery in Londen, 16 april 1956. Opschrift: Karl Marx statue defaced and cleaned. …”

“…Colour photograph of tomb of Karl Marx, Highgate Cemetery, London No title. Printed in Essex, UK PO-1710…”

“…London: The scene in Highgate cemetery as Soviet Premier Nikolai Bulganin and Communist Party First Secretary Nikita Khrushchev stand in tribute after laying wreaths at the grave of Karl Marx. …”