Aurora Gearing Co
Aurora Gearing Co (Wilmot North) of Sheffield.
Previously Aurora Steel and Iron Gearing Co (Wilmot North) (changed name perhaps c.1923[1])
WWII Manufactured gears for tanks and landing craft [2]
1949 Public flotation of Aurora Gearing Co (Wilmot North)[3]; factories in Sheffield and Bakewell; specialists in gear wheels and gearing systems for heavy industry[4]
1957 Acquired Emil Machining Co[5]. Name changed to Aurora Gear and Engineering Co.