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Title: DETERMINATION OF COPPER IN PHOSPHOR BRONZE BY ELECTROLYSIS, the

Reference number: 9367

Date: 1947*

Director: [d. Lionel Butler?]]

Production company: The United Wire Works Ltd, Research Dept.

Sound: silent

Original format: std.8mm

Colour: col

Fiction: non-fiction

Running time: 6.20 mins

Description: The process of electrolysis of phosphor bronze filmed in a laboratory by the research department of the United Wire Works.

Probably filmed at United Wire Works, Broompark Avenue (now Granton Park Avenue), off West Granton Road, Edinburgh.

Credits: Produced by The United Wire Works Ltd, Research Dept.

Shotlist: title - int shots in laboratory - hole being drilled in metal, drill shavings emptied into sample bottle and bottle marked - details of sample entered on sheet - sample weighed in analytical balance then placed in beaker - chemicals added to beaker, then placed in sand bath - filter weighed and details entered on sheet - liquid in sand bath bubbling and giving off red smoke, then settling to darker colour (2.54) filter attached to electrical apparatus - beaker removed from sand bath, further liquid added, beaker attached to apparatus, electrical current turned on - c/u shot beaker, liquid loses blue colour, filter turns brown - filter and beakers washed out in sink - filter placed in oven, c/u temperature gauge rising - filter removed, placed in cabinet, weighed and details entered on form - end credits (6.20)