Y. forms the New York and Mississippi Valley Printing Telegraph Co.

FORBES: Wire to Wire

Earlier technologies, from printing to the telegraph, have done likewise, and have wrought big changes over time.

ECONOMIST: Digital dilemmas | The

From the development of agriculture, to the printing press, to the telegraph and electrification of the nation.

FORBES: My Top 10 Economic Worries

Transformative inventions--the printing press, steam engine, telegraph, automobile, airplane, radio and television, computer and Internet and so on--require constant investment.

FORBES: Pressuring Business to Believe in Business

Concerns have been raised about potential job losses at the Belfast Telegraph after it announced it is to stop printing its evening edition.

BBC: Job fears as Belfast Telegraph ends evening edition