Zachariah Poulson. Sully, Thomas, 1783-1872. Poulson, Zachariah, 1761-1844 -- Portraits. Librarians -- Portraits. Poulson was librarian from 1785-1806 and a board member from 1812-1844 at the Library Company. Sully Register, #1356. Commissioned by the Library Company's Board of Directors, 1843. Exhibited at the Pennsylvania Academy of Fine Arts (1922). Exhibited in the Library Company's exhibition, Quarter of a Millennium (1981). Exhibited in the National Portrait Gallery's exhibition, Mr. Sully, Portrait Painter (1983). 1843 Painting. Oil on canvas ; 20 x 24 inches ; Framed: 41 1/2 x 36 1/2 x 4 3/4 inches. digitool:55445 OBJ 041 OBJ 041 Referenced by Hart, Charles Henry. Register of Portraits Painted By Thomas Sully, 1801-1871. Philadelphia: s.n., 1909. Referenced by Catalogue of the Memorial Exhibition of Portraits by Thomas Sully. Philadelphia: Pennsylvania Academy of Fine Art, 1922 (#221). Referenced by Library Company of Philadelphia. Quarter of a Millennium. Philadelphia: Library Company, 1981, p. 160-161. Referenced by Mr. Sully, Portrait Painter. Washington, D.C.: National Portrait Gallery, 1983 (#66). Referenced by Image reproduced in: "At the Instance of Benjamin Franklin" : A Brief History of the Library Company of Philadelphia. Philadelphia: Printed for the Library Company of Philadelphia by York Graphic Services Inc., 1995, p. 37.