Chocolate tasting panel in session at Cadbury's in 1973.
The factory at work in 1957.
Cadbury accountant Patrick Seward tots up the number of choclate bars the company must sell to cover the cost of a four minute call in 1975.
The last days visitors have left the factory and some of the guides who work for Cadbury are seen coming off duty in 1970.
Workers on the production line at Cadbury-Schweppes factory at Bournville in 1971.
Employees Beryl West (left), Graham Richards and Delcita Fuller in 1981.
Chargehand Bill Williams and Jim Andrews load crates up with chocolate to be sent abroad.
Collecting at Cadbury in 1966.
The Lord Mayor and Lady Mayoress watching chocolate being made during their tour of the Cadbury factory in 1970.
Jim Ford with his Cadbury Dairy Milk number plate in 1980.
