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Purple is a color similar in appearance to violet light. In the RYB color model historically used in the arts, purple is a secondary color created by combining red and blue pigments. In the CMYK color model used in modern printing, purple is made by combining magenta pigment with either cyan pigment, black pigment, or both.
The economic importance of the genus is largely dependent on the single species, Crocus sativus, now known only in cultivation. [94] C. sativus is grown for the production of saffron, an orange-red derivative of its dried stigma, and among the most expensive spices in the world. [53] The estimated worldwide production of C. sativus plants is ...
Tyrian purple is a pigment made from the mucus of several species of Murex snail. Production of Tyrian purple for use as a fabric dye began as early as 1200 BC by the Phoenicians, and was continued by the Greeks and Romans until 1453 AD, with the fall of Constantinople.
The first book to achieve a sale price of greater than $1 million was a copy of the Gutenberg Bible which sold for $2.4 million in 1978. The most copies of a single book sold for a price over $1 million is John James Audubon's The Birds of America (1827–1838), which is represented by eight different copies in this list.
Baen Free Library. The Baen Free Library is a digital library of the science fiction and fantasy publishing house Baen Books where 61 e-books as of June 2016 (112 e-books as of December 2008) can be downloaded free in a number of formats, without copy protection. [1] It was founded in late 1999 by science fiction writer Eric Flint and publisher ...
60,000 [5] Website. littlefreelibrary.org. Little Free Library is a 501 (c) (3) nonprofit organization [1] that promotes neighborhood book exchanges, usually in the form of a public bookcase. More than 150,000 public book exchanges are registered with the organization and branded as Little Free Libraries.
The Free Library of Philadelphia was chartered in 1891 as "a general library which shall be free to all", through efforts led by Dr. William Pepper, who secured initial funding through a $225,000 bequest from his wealthy uncle, George S. Pepper. However, several libraries claimed the bequest, and only after the courts decided the money was ...
The history of libraries began with the first efforts to organize collections of documents.Topics of interest include accessibility of the collection, acquisition of materials, arrangement and finding tools, the book trade, the influence of the physical properties of the different writing materials, language distribution, role in education, rates of literacy, budgets, staffing, libraries for ...