By Alexandra Rose Seismographs at Eskdalemuir Observatory, 1908–1925: tools for rethinking the origins of international cooperation in seismology By Alexandra Rose Science and the City: Introduction By Alison Boyle Festschrift: of mice and myths: challenges and opportunities of capturing contemporary science in museums By Daniel Belteki A model instrument: the mand the unmaking of a modelaking of the Airy Transit Circle 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 Tom Everett Writing sound with a human ear: reconstructing Bell and Blake’s 1874 ear phonautograph By Elizabeth Haines and Anna Woodham Mobilising the Energy in Store: stored collections, enthusiast experts and the ecology of heritage By Elizabeth Pye Challenges of conservation: working objects By Jane Insley Obituary: Dr Anita McConnell FRGS FRSA FRMetS (1936-2016) By Jean-Francois Gauvin Functionless: science museums and the display of 'pure objects'