Tesla’s original patent application for the use of his famous coil to transmit electricity wirelessly. This amazing device is a radio frequency oscillator that drives an air-core double-tuned resonant transformer to produce high voltages at low currents.
Also available in other styles and shapes.
100% cotton long-sleeved t-shirt.
Dark grey t-shirt, printed in colour.
Care: Machine wash cool. Tumble dry low. Do not iron text/images.
We wouldn’t normally want to label people, but this t-shirt features a pretty accurate summary of the ingredients of a human being. Wear your gold content with pride. And your magnesium, and molybdenum, manganese and mercury content too. Also available in other styles and shapes. 100%...
The White-tailed Bumblebee is one of Britain’s most distinctive and best-loved bees. This beautiful photograph shows incredible detail, right down to the fine hairs that cover most of her body. Photographed by Arnstein Staverløkk for the Norsk Institutt for Naturforskning. Also available in other styles and...
A collection of illustrations of paleolithic flint hand tools are printed onto this t-shirt - hand axes, scrapers and points. These remarkable and versatile tools were used for a huge variety of tasks including cutting wood, scraping hides and butchering. Also available in other styles and...