firm Messers Adam Hilger and Co, London. [3] Bounce lighting : Invented by cinematographer  Subrata Mitra  for  The Apu Trilogy , three  Bengali films  by  parallel   Indian film  director  Satyajit Ray  from 1955 to 1959. [4] [5] Bow drill : The bow drill appeared in  Mehrgarh  between 4th-5th millennium BCE.