The increase in life expectancy during the 20th century is largely due to improvements in child survival; this increase is associated with reductions in infectious disease mortality, due largely to immunization.1 However, infectious diseases remain a major cause of illness, disability, and death.
The First Mowers. The lawn mower was invented in 1830 by Edwin Beard Budding, an engineer from Stroud, Gloucestershire, England. He obtained the idea after seeing a machine in a local cloth mill which used a cutting cylinder (or bladed reel) mounted on a bench to trim cloth to make a smooth finish after weaving.
Andrew Jackson Beard Inventions Andrew Invented The Plow In 1884, A Rotary Steam Engine In 1892, And An Improvement To Railroad Cart Couplers Called Jenny Coupler. Jackson was born a slave on 03-29-1849 in Jefferson County, Alabama. Andrew Beard spent the first fifteen years of his life as a slave on a small farm in Alabama. A year after he was emancipated, he married and became a farmer in a small city outside of Birmingham. While in Birmingham, he was able to develop and champion his first invention (a plow). Rotary Steam Engine Jenny Coupler Plow Andrew Beard Did Not Have A Legal Education Born as a slave in 1849 on a plantation in Woodland, Alabama, Andrew Beard was a farmer, carpenter, blacksmith, railroad worker, businessman and an inventor.