By Jason Bate Projecting soldiers’ repair: the ‘Great War’ lantern and the Royal Society of Medicine By Efram Sera-Shriar Book review: Physics and Psychics: The Occult and the Sciences in Modern Britain, by Richard Noakes By Tom Everett Writing sound with a human ear: reconstructing Bell and Blake’s 1874 ear phonautograph By Elizabeth Bruton Technologies of Romance: Valentine from a Telegraph Clerk (m) to a Telegraph Clerk (f): the material culture and standards of early electrical telegraphy By Keith Harcourt and Roy Edwards Engineering and the family in business: Blanche Coules Thornycroft, naval architecture and engineering design By Alice White The history of women in engineering on Wikipedia By Lynda Nead ‘As snug as a bug in a rug’: post-war housing, homes and coal fires By Heather Chappells and Hiroki Shin Making Material and Cultural Connections: the fluid meaning of ‘Living Electrically’ in Japan and Canada 1920-1960 By Alice Cliff and Jenny Rinkinen Visualising electricity demand: use and users of a 3D chart from the 1950s By Elsa Cox, Katarina Grant and Haileigh Robertson Collecting the personal: stories of domestic energy and everyday life at the National Museum of Scotland