We are pleased to spotlight Paul B. Downing in day five of our first annual 28 Days of Little Known Facts About (Black) American History
Paul B. Downing is one of America’s great inventors.
In 1891, anyone interested in mailing a letter would have to make the long trip to the post office.
Philip B. Downing designed a metal box with four legs which he patented on October 27, 1891.
Black inventors are historically unsung in being spotlighted for their game changing contributions; many of which have use down to today.
Source: Black Inventor
About The 28 Day Campaign
This informational campaign: 28 Days of Little Known Facts About Black American History will see 540Blog share little known facts about Black Americans throughout history every day throughout the month of February. Those that were groundbreaking and history making but do not necessarily get the media attention and coverage.