|Title||Outline of paper by an unnamed referee, on a paper 'The Earth's magnetic field in Southern Africa at the epoch, 1 July 1930' by E N Grindley|
|Date||1 July 1940|
|Description||Sectional Committee: Not stated [Physics]|
Outlines the results of the paper and the major observations. Refers to work of Gustaf S Ljungdahl.
[Published in the Philosophical Transactions of the Royal Society]
No received date.
|Physical description||Letter on paper|
|Related material||DOI: 10.1098/rsta.1947.0003 Vol.240 1947|
|Related records in the catalogue||RR/66/98|