| RefNo | RR/66/174 | 
| Level | Item | 
| Title | Letter from the Ministry of Supply, to John David Griffith Davies, regarding a paper 'Supersonic dispersion in gases II. Air containing water vapour' by M Mokhtar and E G Richardson | 
| Date | 7 March 1940 | 
| Description | Sectional Committee: Physics
  On behalf of Herbert John Gough, requests three copies of the paper. 
  [Published in the 'Proceedings of the Royal Society of London']
  Endorsed on recto as received 9 March 1940. | 
| Extent | 1p | 
| Format | Typescript | 
| PhysicalDescription | Letter on paper | 
| Digital images | View item on Science in the Making | 
| AccessStatus | Open | 
| RelatedMaterial | DOI: 10.1098/rspa.1945.0014 Vol.184 1945 | 
| RelatedRecord | RR/66/161 | 
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| AP/81/9 |