| Reference number | NLB/68/15 |
| Alternative reference number | NLB/68 p8 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Colonel N. T. Belaiew; Elvaston PLace, Queen's Gate |
| Date | 28 April 1925 |
| Description | 'In reply to your letter of April 25th, I have postponed the reading of your paper on "The Inner Crystalline Structure of Ferrite and Cementite in Pearlite" in accordance with your request.' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |