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  2. Lockheed SR-71 Blackbird - Wikipedia

    en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird

    NASA (historical) Number built. 32. Developed from. Lockheed A-12. The Lockheed SR-71 " Blackbird " is a retired long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed and manufactured by the American aerospace company Lockheed Corporation. [N 1] The SR-71 has several nicknames, including "Blackbird" and "Habu".

  3. AOL

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    x. AOL works best with the latest versions of the browsers. You're using an outdated or unsupported browser and some AOL features may not work properly.

  4. Blackboard bold - Wikipedia

    en.wikipedia.org/wiki/Blackboard_bold

    Blackboard bold is a style of writing bold symbols on a blackboard by doubling certain strokes, commonly used in mathematical lectures, and the derived style of typeface used in printed mathematical texts. The style is most commonly used to represent the number sets ( natural numbers ), ( integers ), ( rational numbers ), ( real numbers ), and ...

  5. Project Management Body of Knowledge - Wikipedia

    en.wikipedia.org/wiki/Project_Management_Body_of...

    ISBN. 978-1-62825-664-2. The Project Management Body of Knowledge ( PMBOK) is a set of standard terminology and guidelines (a body of knowledge) for project management. The body of knowledge evolves over time and is presented in A Guide to the Project Management Body of Knowledge ( PMBOK Guide ), a book whose seventh edition was released in 2021.

  6. Is private mortgage insurance (PMI) tax-deductible? - AOL

    www.aol.com/finance/private-mortgage-insurance...

    No, private mortgage insurance isn’t tax-deductible. The mortgage insurance deduction was made available again for eligible homeowners for the 2018, 2019, 2020 and 2021 tax years. It has not ...

  7. Blackboard - Wikipedia

    en.wikipedia.org/wiki/Blackboard

    Uses. Reusable writing surface on which text or drawings are made. A blackboard or a chalkboard is a reusable writing surface on which text or drawings are made with sticks of calcium sulphate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone.

  8. Gmail - Wikipedia

    en.wikipedia.org/wiki/Gmail

    Gmail is an email service provided by Google. As of 2019, it had 1.5 billion active users worldwide, making it the largest email service in the world. [1] It also provides a webmail interface, accessible through a web browser, and is also accessible through the official mobile application. Google also supports the use of third-party email ...

  9. List of presidents of the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_Presidents_of_the...

    Near the end of his presidency, Johnson rejoined the Democratic Party. [42] ^ Chester A. Arthur succeeded to the presidency upon the death of James A. Garfield. [47] ^ Theodore Roosevelt succeeded to the presidency upon the death of William McKinley. [52] ^ Calvin Coolidge succeeded to the presidency upon the death of Warren G. Harding.