Membership card in envelope for the Franklin Institute. Made by the Franklin Institute in Philadelphia in 1981. Given to Stephen Hawking as an honorary member in 1981 along with the Franklin Medal.

Stephen Hawking's office did not contain scientific awards, medals or insignias. These were largely kept at home (perhaps due to their value). A selection of there were part of the office acquisition and constitute a sample of his most significant scientific achievements, as well as overlapping social and political causes.