Note 32 — FRANCIS RONALDS, F.R.S.
Reading edition
This peculiarity of Mr. Ronalds' apparatus is stated in full by Mr. Highton, C.E., in his work on the 'Telegraph,' page 50. London, John Weale.
Reading edition
This peculiarity of Mr. Ronalds' apparatus is stated in full by Mr. Highton, C.E., in his work on the 'Telegraph,' page 50. London, John Weale.