Working blackboard of Stephen Hawking's office
1999-2002
Poster of Isle of Man postage stamps celebrating 100 years of General Relativity (unmounted)
Board advertising colloquium with Stephen Hawking at Fermilab
1985
Test tubes used at the Common Cold Research Unit, England, c. 1956
1956
Framed montage photograph of Stephen Hawking with Marilyn Monroe
1992
Orthopaedic Scooter, Dorset, England, 1993
1993
BBVA Fronteras del Conocimiento Award Artwork
2012-2013
Two body-worn hearing aids
1980-1990
Glass bottle of 500 'Avloclor' anti-malarial tablets
1951-1975