The Scientific Basis of National Progress - LightNovelsOnl.com
You're reading novel online at LightNovelsOnl.com. Please use the follow button to get notifications about your favorite novels and its latest chapters so you can come back anytime and won't miss anything.
[34] See "_Nature_" No. 600, p. 597, April 28th, 1881.
[35] A fleet of thirty s.h.i.+ps, varying in size from 500 to 5000 tons each, is employed in laying and repairing telegraph cables, and 25 millions of pounds have already been invested in submarine cable enterprises.
[36] See "_Nature_," vol. XXII, page 203.