![File:'Portrait of a Boy', watercolor on ivory portrait miniature by James Nixon, c. 1810-1820, Museum of Fine Arts, Houston.jpg - Wikimedia Commons File:'Portrait of a Boy', watercolor on ivory portrait miniature by James Nixon, c. 1810-1820, Museum of Fine Arts, Houston.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/e/ed/%27Portrait_of_a_Boy%27%2C_watercolor_on_ivory_portrait_miniature_by_James_Nixon%2C_c._1810-1820%2C_Museum_of_Fine_Arts%2C_Houston.jpg)
File:'Portrait of a Boy', watercolor on ivory portrait miniature by James Nixon, c. 1810-1820, Museum of Fine Arts, Houston.jpg - Wikimedia Commons
American Portrait Miniatures of the Nineteenth Century | Essay | The Metropolitan Museum of Art | Heilbrunn Timeline of Art History
Conservation of 19th century ivory miniature portraits of the two young sons of Wajid Ali Shah - Collection Care blog
American Portrait Miniatures of the Eighteenth Century | Essay | The Metropolitan Museum of Art | Heilbrunn Timeline of Art History
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