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  2. Your old cell phone may be worth more than you think

    www.aol.com/news/2016-05-24-your-old-cell-phone...

    With modern cell phones coming equipped with touchscreens and wireless capabilities, you may wonder if older phone models are still in high demand. Well, according to recently released data from ...

  3. Cartographic design - Wikipedia

    en.wikipedia.org/wiki/Cartographic_design

    Cartographic design or map design is the process of crafting the appearance of a map, applying the principles of design and knowledge of how maps are used to create a map that has both aesthetic appeal and practical function. [ 1 ] It shares this dual goal with almost all forms of design; it also shares with other design, especially graphic ...

  4. Mobile phone signal - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_signal

    Mobile phone signal. A mobile phone signal (also known as reception and service) is the signal strength (measured in dBm) received by a mobile phone from a cellular network (on the downlink). Depending on various factors, such as proximity to a tower, any obstructions such as buildings or trees, etc. this signal strength will vary.

  5. Sanborn maps - Wikipedia

    en.wikipedia.org/wiki/Sanborn_maps

    Sanborn maps are detailed maps of U.S. cities and towns in the 19th and 20th centuries. Originally published by The Sanborn Map Company (Sanborn), the maps were created to allow fire insurance companies to assess their total liability in urbanized areas of the United States. Since they contain detailed information about properties and ...

  6. From Paper Maps To Pen Pals, Older Adults Share 75 Examples ...

    www.aol.com/lifestyle/paper-maps-pen-pals-older...

    From Paper Maps To Pen Pals, Older Adults Share 75 Examples Of How Times Have Changed. There used to be a TV series called "Beyond 2000". It aired in the 80s and 90s. People would watch it for a ...

  7. Early world maps - Wikipedia

    en.wikipedia.org/wiki/Early_world_maps

    The earliest known world maps date to classical antiquity, the oldest examples of the 6th to 5th centuries BCE still based on the flat Earth paradigm. World maps assuming a spherical Earth first appear in the Hellenistic period. The developments of Greek geography during this time, notably by Eratosthenes and Posidonius culminated in the Roman ...

  8. History of cartography - Wikipedia

    en.wikipedia.org/wiki/History_of_cartography

    The history of cartography refers to the development and consequences of cartography, or mapmaking technology, throughout human history. Maps have been one of the most important human inventions for millennia, allowing humans to explain and navigate their way through the world. When and how the earliest maps were made is unclear, but maps of ...

  9. How to Find Valuable Books in Thrift Stores, Estate Sales ...

    www.aol.com/valuable-books-thrift-stores-estate...

    Check If It's a First Edition. Open the book to the copyright page, says Mann. For a book to be worth anything significant, you typically have to have a first-edition copy from the original ...