Mills bomb incorporated into the Mills Bomb. The Mills bomb was adopted by the British Army as its standard hand grenade in 1915, and designated the No. 5. The Mills bomb underwent numerous modifications. The No. 23 was a variant of the No. 5 with a rodded base plug which allowed it to be fired from a rifle. This concept evolved further with the No. 36, a variant with a detachable base plate to allow use with a rifle discharger cup. The final variation of the Mills bomb, the No. 36M, was specially designed and waterproofed with shellac for use initially in
Science and invention in Birmingham on five of Paul and Wyatt's machines proving more successful than their first mill. This operates until 1764. 1746: The Colmore family release land on what is later to be known as the Jewellery Quarter to help satisfy the demands of an increasing population. 1746: A sulphuric acid factory is set up at Steelhouse Lane to use the lead chamber process invented by its co-founder John Roebuck. Roebuck and local businessman Samuel Garbett later relocate to Prestonpans in Scotland, taking with them several skilled men from the Birmingham factory. It is here in 1762 where Roebuck takes out a patent