// todo need optimize like in event.jsp. Add indexing or not indexing this page. Wireless Telegrapgh (1 ene 1874 año – 1 ene 1892 año) (Cinta de tiempo)

Wireless Telegrapgh (1 ene 1874 año – 1 ene 1892 año)

Descripción:

This was a new innovation of the telegraph except this could be taken anywhere and still be able to communicate with any telegraph. Telegraph lines no longer had to be built and communication became even easier.