Electrical observations at Flagstaff Observatory, Australia, by George Balthazar von Neumayer Hourly measurements of atmospheric electricity made at Flagstaff Hill Observatory, Melbourne, Victoria. Arranged by day, in two columns per page, each section headed by the date; with readings taken from midnight to 11.00p.m. on each day. There are three readings per hour, but the types of measurement being gathered, and the nature of the instrumentation, is not given. Headed [flyleaf]: 'Original Observations on Atmospheric Electricity 1858 Melbourne' and signed by G B von Neumayer. 'Presented to the Library of the Royal Society London'. Volume no.8 in Neumayer's original presentation listing of December 1869. 15 April 1858-28 February 1859