4 lettres du grand physicien britannique, Charles Vernon Boys.Charles Vernon Boys (sir) (Wings, 1855/1944)
Sur la publication d'articles dans la Revue Générale des Sciences, et l'envoi d'épreuves. "The figures are very beautiful reproductions and have been justly admired". De séjour à Paris, il le remercie pour son hospitalité. "You were so kind & so hospitable that you have left us very much in your debt ; we can only hope that we shall have the pleasure at some future time in some small measure repaying your kindness in London".