| RefNo | NLB/63/204 | 
| AltRefNo | NLB/63 p122 | 
| Level | Item | 
| Title | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John Newport] Langley, FRS | 
| Date | 17 July 1922 | 
| Description | Letter regarding a paper by H. Hartridge on "The Coincidence method for the Wave-length Measurement of Absorption Bands" | 
| Extent | 1p | 
| Format | Carbon | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA7038 | Langley; John Newport (1852 - 1925) | 1852 - 1925 |