Men & women at work, who can guess what their making?

[Music] here under the most scientific conditions of temperature and humidity control 300 men and women worked at jobs requiring a special combination of qualities and skills patients born of experience and infinite attention to detail the core of a simple coil yet that coil must operate perfectly for 20 years and more perhaps 2 and 1/2 miles Beneath the Sea wound with the ultimate of care it had to pass microscopic inspection at every test the finished coil was sent to take its place as one of the many intricate parts of a single section of the repeater assembly with a Precision worthy of the finest watch the parts were assembled into a Loosey Case tooled by hand to the most minute of tolerances 17