High Quality Content by WIKIPEDIA articles! Walter Benona Sharp (12 December 1870 - 28 November 1912) was an American oil drilling pioneer, innovator and philanthropist.Born in Tipton County, Tennessee, Sharp's mother died when he was eight and his father moved the family to Texas. By the age of twenty Sharp was operating a water well drilling company with his brother. Sharp began drilling oil wells in 1893, although his first attempt was unsuccessful due to quicksand. Later innovations by...
High Quality Content by WIKIPEDIA articles! Walter Benona Sharp (12 December 1870 - 28 November 1912) was an American oil drilling pioneer, innovator and philanthropist.Born in Tipton County, Tennessee, Sharp's mother died when he was eight and his father moved the family to Texas. By the age of twenty Sharp was operating a water well drilling company with his brother. Sharp began drilling oil wells in 1893, although his first attempt was unsuccessful due to quicksand. Later innovations by Sharp would allow drilling through these conditions in 1901. Sharp also developed the Sharp-Hughes Rock Bit to drill through hard rock.
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Что объединяет множество людей, начинающих изучать статистику? Большинство новичков считает, что она часто сложна и запутанна. Однако Нил Салкинд в результате множества проб и ошибок, а также учитывая многочисленные отзывы читателей, выпустил уже 6-е издание книги с целью научить статистике так, чтобы эта наука перестала пугать и стала для вас полезной! Вы узнаете все необходимое, чтобы понять, чем...
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ДМК Пресс
Дата выхода: сентябрь 2019
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