Download e-book for iPad: Ingenious Patents: Bubblewrap, Barbed Wire, Bionic Eyes, and by Ben Ikenson,Jay Bennett

Download PDF by Alexis McCrossen: Marking Modern Times: A History of Clocks, Watches, and

The general public areas and constructions of the U.S. are domestic to many hundreds of thousands of timepieces—bells, time balls, and clock faces—that tower over city streets, peek out from lobbies, and gleam in shop home windows. And within the streets and squares underneath them, males, girls, and kids put on wristwatches of every kind.

Download e-book for iPad: Technical Ekphrasis in Greek and Roman Science and by Courtney Roby

Ekphrasis is general as a rhetorical device for inducing enargeia, the vibrant feel reader or listener is de facto within the presence of the items defined. This booklet specializes in the ekphrastic strategies utilized in historic Greek and Roman literature to explain technological artifacts. because the literary discourse on expertise prolonged past technical texts, this publication explores 'technical ekphrasis' in a variety of genres, together with background, poetry, and philosophy in addition to mechanical, clinical, and mathematical works.

Download e-book for iPad: Junkyards, Gearheads, and Rust by David N Lucsko

What occurs to cars when they are retired yet earlier than they're processed as scrap? during this attention-grabbing heritage, David N. Lucsko takes readers on a travel of salvage yards and wrecked or differently out-of-service automobiles within the usa from the viewpoint of gearheads—the sizzling rodders, recovery hobbyists, road rodders, and vintage motor vehicle devotees who reuse, repurpose, and repair junked vehicles.

Download e-book for iPad: Sächsisches Hüttenwesen: Schauplätze - Verfahren - by Robin Hermann

Das sächsische Hüttenwesen steht für eine jahrhundertelange culture. Seine Blaufarbenwerke, Saigerhütten und Argentanfabriken machten es weltbekannt. Das vorliegende Buch liefert einen kompakten Überblick über das historische Hüttenwesen in Sachsen. Neben einer Einführung in die technischen Grundlagen steht die Verhüttung von Silber-, Zinn-, Kupfer- und Kobalterzen im Mittelpunkt.