キャスパー・ウィスター (医師)
(1818) Eulogium on Doctor William Shippen : delivered before the College of Physicians of Philadelphia, March, 1809. Philadelphia : Thomas Dobson and Son. OCLC 925400568. 電子ファイル : English. ウィリアム・シッペン医博の追悼式で読み上げた弔辞。College of Physicians of Philadelphia、1809年3月。
Heckewelder, John Gottlieb Ernestus ; Du Ponceau, Peter Stephen ; Wistar, Caspar ; Brown, Moses ; Brown, Nicholas ; Zeisberger, David ; American Philosophical Society, Historical and Literary Committee. "A correspondence between the Rev. John Heckewelder, of Bethlehem, and Peter S. Duponceau, Esq. corresponding secretary of the Historical and Literary Committee of the American Philosophical Society, respecting the languages of the American Indians.