Copy letter from Herbert Rix, to Messrs Harrison & Sons 'Please return at once the manuscript of Mr [Joseph Norman] Lockyer's paper which you have in hand. Keep standing the type which you have already set up as the tables only will be altered. Please send electros (with bill) to "Nature" of the figures in Lord Kelvin's paper "On the Electrification of the Air".' 9 July 1894