|Alternative reference number
|Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Messrs Ronso Ltd., Holborn, EC
|24 March 1915
|'With reference to your communication received this morning I shall be glad if you will send us by return of post two accounts - ne for the machine itself less 5 per cent dicount, and ne for all other necessaries less 5 per cent discount as agreed with your representative the other day.
The old machine is now here and awaits your calling.'