|Alternative reference number
|Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to the Secretary, Cambridge University Press
|26 March 1915
|'With reference to the leaflets adverting the new volume of the Catalogue of Scientific Papers, we have arranged for the distribution of these in our issue of the Philosophical Transactions. Should you think it advisable to send up another batch we should be very glad to issued them with the Proceedings, for which some 1500 would be a suitable number.'