Question

how limbs were discovered

Answer 1

They were already present in human beings.. By the means of taxonomy they gave it name as limbs... Hope it helps.... If so plz follow me so that i can take up more of ur doubts....

Answer 2

Douglas Bly invented and patented the Doctor Bly's anatomical leg in 1858, which he referred to as “the most complete and successful invention ever attained in artificial limbs.” In 1863, Dubois Parmlee invented an advanced prosthesis with a suction socket, polycentric knee and multi-articulated foot.