Amy Brackenbury nee Berwick (left) and Annie Gray nee Berwick at Stanage Edge, Hallam Moors

Albert Berwick standing in front of the Lych Gate, St. Mary C. of E. Church, Priory Road, Ecclesfield

Albert Berwick and Amy Brackenbury nee Berwick at Stanage Pole

Crucible production at Vickers Ltd., River Don Works using a fly press

Full size cutaway model of a crucible furnace (blister steel bars shown alongside) at Vickers Ltd., River Don Works

3 racks of crucibles at Vickers Ltd., River Don Works

Preparing to teem crucibles at Vickers Ltd., River Don Works

Adding alloys during melting at Vickers Ltd., River Don Works

Preparing to remove a crucible at Vickers Ltd ., River Don Works

Melting House stock yard at Vickers Ltd River Don Works