"Sir Henry Campbell-Bannerman's Speech at the London Interparliamentary Conference". The Advocate of Peace, Volume 68, No. 9, archive.org. September 1906.
John Ruskin “The stones of Venice (cont'd) Seven lamps of architecture. Lectures on architecture and painting, delivered at Edinburgh in Nov. 1853. An inquiry into some of the conditions at present affecting the study of architecture in our schools”