A replica of a wallet fashioned out of tin containing “Freedom Papers.”
It belonged to Joseph Trammell, a free Black man who lived in the state of Virginia in 1852. Trammel’s papers guarded him against becoming someone’s property but did not…
Pediatric Cardiologist Helen Taussig, along with Vivien Thomas and Alfred Blalock, pioneered the first surgical operation to treat tetralogy of fallot, a congenital heart defect commonly called "blue baby syndrome", due to the characteristic blue…