The year 1843 in science and technology involved some significant events, listed below.
Ada Lovelace, computing pioneer
Plaque on Broom Bridge, Cabra, Dublin commemorating where William Rowan Hamilton inscribed his formula for quaternions
Cyanotype photogram by Anna Atkins
Abraham Colles was an Irish surgeon and physician who served as Professor of Anatomy, Surgery and Physiology at the Royal College of Surgeons in Ireland and the President of the RCSI in 1802 and 1830.
1843 in science
…September 30 – Richard Harlan (born 1796), American zoologist. November 16 – Abraham Colles (born 1773), Anglo-Irish surgeon…
Abraham Colles' indenture to Phillip Woodroffe, 1790