Letter from [Alan Archibald Campbell] Swinton, to Sir John Reith, [The British Broadcasting Corporation] Written on Swinton's behalf by his Secretary, A. W. Langley. Informs that Swinton is a little better. Draws attention to Swinton's letter in Nature on Television Inventions, enclosing a copy of it, and a copy of a letter to Swinton from Monsieur A. Douvillier. 10 June 1929