Scope and Contents Miscellaneous scientific works, including accounts of the Atlantic telegraph cable; reports on the trans-Australian telegraph line, with accounts from 'The South Australian Advertiser' and the plan of its route; proposals to connect the telegraph to Western Australia and Cape Borda; R. Mallet's paper on volcanic energy; a report of a committee to standardise electrical units; a photograph of Palmeira's seismograph; a catalogue of geological maps; the geology of Cumberland by J.C. Ward; C.X....