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.
100% cotton t-shirt.
Colour printing on a slate grey t-shirt.
Care: Machine wash cool. Tumble dry low. Do not iron text/images.
A beautiful European passport in life-like maroon acrylic, laser etched and inked to bear the shimmering, hopeful message, "European at heart." Designed and created by Tatty Devine. Etched acrylic brooch.Pendant measures 2.8 x 2cm, chain is adjustable - 44cm to 49cm.
Showcasing thirty-five of the many women who have changed the world, spanning over four centuries. Including Cleopatra, Mary Anning, Mary Seacole, Ada Lovelace, Amelia Earhart, Rosa Parks, Anne Frank, Wangari Maathai, Anna Politkovskaya and Malala Yousafzai. Bone china mug, height 9cm.Dishwasher safe.
Ever found yourself struggling to explain the difference between Great Britain (the landmass plus northern isles) and the United Kingdom (the country)? Or maybe you didn't even realise there was a difference! This handy tea towel explains all. An original design for Present Indicative. Care...
We all know it's impossible to hear bats. Or, at least, it was. With this fascinating kit, you have all the tools and instructions required to build a high-quality ultrasonic detector, enabling you to detect not only the sounds of our airborne nocturnal friends but...