Science Museum Group Journal - A model instrument: the making and the unmaking of a model of the Airy Transit Circle [http://journal.sciencemuseum.ac.uk/browse/issue-13/a-model-instrument/] - 2020-06-01 12:01:53 - public:GustavHolmberg Airy, Daniel Belteki, Greenwich, instrument, instrumentbiografier, materialitet - 6 | id:321712 -