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Zincography was a planographic printing process that used zinc plates. Alois Senefelder first mentioned zinc's lithographic use as a substitute for Bavarian limestone in his 1801 English patent specifications. [1] In 1834, Federico Lacelli patented a zincographic printing process, producing large maps called géoramas. [2]
The use of photozincography at the Ordnance Survey was a great success, with Sir Henry claiming it saved over £2000 a year, from the invention of photo-zincography; the cost of producing a map of a rural district was reduced from 4 to 1 and maps of towns were reduced from 9 to 1. [8]
The development of Photoengraving, Zincography, and wax engraving in the mid-19th Century significantly changed the production of maps and their labels, enabling the addition of printed type to maps using stamps, but map lettering still required a great deal of skill; this remained the state of the art until the development of Photolithography ...
The aim of WikiProject Maps is to improve the quality of maps across the Wikimedia Foundation. The Maps for Wikipedia page is an overview of different formats and tools for maps available on Wikipedia. The Map conventions page provides advice for creating and improving maps. The Map workshop page can be used to add your map requests and your ...
Timing Your Meals Like This Might Help Weight Loss Elizabeth Fernandez - Getty Images
Marine biologists have captured a rare sight of a giant pod of over 1,500 dolphins leaping and swimming off the California coast.. The “super pod” of Risso’s dolphins was spotted in Carmel ...
The latter include Ingo Günther's Worldprocessor Globes, an illuminated diagram display, the Gapminder Card Game, hands-on science maps for kids, and the award-winning short film Humanexus. Each year, the exhibition's international advisory board hosted a competitive selection process to choose ten new maps focused around a central theme.
A teacher at Monsignor Farrell High School in Staten Island went on an unhinged anti-Trump tirade during a class that ended in him screaming insults like "punk a--" at a student.