GoogleBooks ngram frequency graph of four communication technologies

Published on in ngram.sh: a script for extracting Google Ngram data Full resolution (900 × 330)
GoogleBooks ngram frequency graph of four communication technologies

GoogleBooks ngram frequency graph of four communication technologies — telegraph, telephone, television and Internet — from 1850 to 2000

GoogleBooks ngram frequency graph of four communication technologies — telegraph, telephone, television and Internet — from 1850 to 2000