Letter, from Edmond Halley to Henry Oldenburg, dated at Oxford Concerning an article for publication in 'Philosophical Transactions'; concerning errors in Seth Ward's geometical theory; asking if a catalogue of the southern stars has been completed, if not, he suggests going to St Helena himself to carry it out; gives some astronomical observations Letter is incomplete - see 'The correspondence of Henry Oldenburg' by Hall and Hall for full transcription 8 July 1676