Analysis of information sources in references of the Wikipedia article "Georgia O'Keeffe" in English language version.
... her place, through the eyes and lens of her close and longtime friend, photographer Todd Webb (1905–2000), who produced a glorious collection of photos of her and her surroundings at her Ghost Ranch and Abiquiú houses between 1955 and 1981.
From 1972 to 1976–77, O'Keeffe continued to work in oil, pastel, and watercolor, but only with assistance. She could work unassisted in charcoal and pencil, however, and did so until 1984.
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: CS1 maint: numeric names: authors list (link)Georgia O'Keeffe (1887–1986)...Presidential Medal of Freedom received January 10, 1977
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: CS1 maint: location missing publisher (link)From 1972 to 1976–77, O'Keeffe continued to work in oil, pastel, and watercolor, but only with assistance. She could work unassisted in charcoal and pencil, however, and did so until 1984.
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: CS1 maint: numeric names: authors list (link){{cite journal}}
: CS1 maint: numeric names: authors list (link)O'Keeffe's prickly personality is legendary, but with Webb she displays the kind of quietness and calm she wanted to embody.
O'Keeffe painted her last unassisted oil painting in 1972
From 1972 to 1976–77, O'Keeffe continued to work in oil, pastel, and watercolor, but only with assistance. She could work unassisted in charcoal and pencil, however, and did so until 1984.
... her place, through the eyes and lens of her close and longtime friend, photographer Todd Webb (1905–2000), who produced a glorious collection of photos of her and her surroundings at her Ghost Ranch and Abiquiú houses between 1955 and 1981.
O'Keeffe's prickly personality is legendary, but with Webb she displays the kind of quietness and calm she wanted to embody.
O'Keeffe painted her last unassisted oil painting in 1972
Georgia O'Keeffe (1887–1986)...Presidential Medal of Freedom received January 10, 1977
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: CS1 maint: location missing publisher (link)