|Alternative reference number||NLB/37 p159|
|Title||Copy letter from Robert William Frederick Harrison to Ernest J Spiers, 76 Stepney Green, E|
|Date||22 February 1908|
|Description||'Dear Sir, |
I have to acknowledge the receipt of your letter of February 13th together with a copy of your paper on "The neutral axis in reinforced concrete beams" for the Library of the Royal Society.'