cryptolog_72_page_25

cryptolog | 72 page 25 | https://thedailydialectics.com/pdfs/FIOA/cryptolog_72/cryptolog_72.pdf

DOCID: 4011953 ~FOE-GEGREE Baie EO 1 90 70 50 30 10 9 $7 5 3 1 1920 1940 1960 1980 11. NY-LONDON PHONE CALL (U) In 1927, when there were only 2000 calls per year, each of those calls cost about $400, but today such calis cost only a few dollars. The introduction of cable in 1956 improved call…