Download e-book for kindle: Invented by Law: Alexander Graham Bell and the Patent That by Christopher Beauchamp

Marking Modern Times: A History of Clocks, Watches, and - download pdf or read online

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 youngsters put on wristwatches of all types.

Courtney Roby's Technical Ekphrasis in Greek and Roman Science and PDF

Ekphrasis is accepted as a rhetorical device for inducing enargeia, the brilliant experience reader or listener is basically within the presence of the items defined. This booklet makes a speciality of the ekphrastic ideas utilized in historic Greek and Roman literature to explain technological artifacts. because the literary discourse on know-how prolonged past technical texts, this e-book explores 'technical ekphrasis' in quite a lot of genres, together with heritage, poetry, and philosophy in addition to mechanical, clinical, and mathematical works.

Junkyards, Gearheads, and Rust by David N Lucsko PDF

What occurs to autos when they are retired yet prior to they're processed as scrap? during this interesting historical past, David N. Lucsko takes readers on a travel of salvage yards and wrecked or another way out-of-service automobiles within the usa from the perspective of gearheads—the sizzling rodders, recovery hobbyists, road rodders, and vintage 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.