We can quibble about start dates and stop dates, but certainly during the period between, say, 1880 and 1905, inventions and advancements
Inventions and advances were so big and coming so fast that innovations which would have been at or near the top of the list for the decade are often neglected and sometimes even forgotten. New line
For example, in any other era, making the biggest improvement in decade to what was, at the time, the world's only mass medium would have been a pretty big deal.
The machine revolutionized typesetting and with it especially newspaper publishing, making it possible for a relatively small number of operators to set type for many pages on a daily basis. Before Ottmar Mergenthaler's invention of the linotype in 1884, daily newspapers were limited to eight pages.
Scientific- American 1903/11/14