A Letter from Mr. John Martyn, F.R.S. Prof. Botan. Cantab. to John Machin, Esq; Secr. R. S. and Prof. Astron. Gresham. concerning an Aurora Australis, Seen March 18. 1738-9. at Chelsea, Near London

J. Martyn
1739 Philosophical Transactions of the Royal Society of London  
doi:10.1098/rstl.1739.0154 fatcat:jyodao3tnfgcbo5hzj4f5ph5jy