An interview with Nikola Tesla by John B. Kennedy Colliers, January 30, 1926 via:proccupations

ex Scientific American Reference Book (1915) ¶ chapters include Telegraphs and Cables (279-298) and Wireless Telegraphy (299-310)

Albert Allis Hopkins (1869-1939); enormous production of 503 pages, of which pp 67-91 are devoted to wireless and other telegraphy, including a wireless code (adapted from American Express?) in which inter alia appears a selection of phrases regarding "purchase, payment and forwarding of goods" e.g., Findbar/Bootmaker will have goods ready; Finitely / If you can get our dresses from dressmaker and forward to us here before we sail, pay for them; otherwise do not receive them); information on cable/wireless messaging, rates, etc. ¶ see in particular p87, Marconi Telegraph Communication Chart (for January 1910), "posted in companionway to show possibilities of communication for one month" between ships at sea, on their diagonal courses between various starting points (e.g., Montreal, Rotterdam, Cuxhaven). ¶ Several photographs of wireless apparatus, etc.