Reproduction photograph of Sir James Dewar giving a Friday Evening Discourse on "Liquid Hydrgogen at the Royal Institution in 1904

1990

Location
Collection JDW: James D. Watson Collection (1895-2011)
Section JDW/2: Personal Papers (1895-2011)
Series JDW/2/2: Correspondence (1908-2011)
Item JDW/2/2/215: Bragg, Lawrence (1968-1990)