Source:

Unknown, "Special Notices," The New York Times, New York, Thursday, 13 March 1890, p. 5.

    Richard Wynkoop, in the 1904 edition of the Wynkoop Genealogy in the United States of America, has this to say about Dr. Gerardus Hillis Wynkoop on pages 183-184:

    1152. Gerardus Hillis Wynkoop, M.D., (Rev. Stephen R. 677, David 374, Gerardus 153, Gerrit 45, Gerret 5, Cornelius 1,) born June 4, 1843, in Wilmington, Del.: married, May 30, 1866, in Huntington, L. I., Anne Eliza Woodbury, born November 22, 1848, died June 17, 1896, in New York City, of appendicitis, daughter of Gen'l Daniel Phineas and Catharine Rachel (Childs) Woodbury. The General was of the U. S. Engineers.
    Gerardus prosecuted studies in Yale College, until his junior year: was student with Dr. Willard Parker, and was graduated at the College of Physicians and Surgeons, N. Y., in 1866: physician of New York Dispensary, in 1866: professor of physiology, in the Woman's Medical College, in 1868: attending physician at the Presbyterian Hospital, in 1873: trustee of public schools, in 1878: and attending physician at St. Luke's Hospital, in the same year, also trustee of the Northern Dispensary: professor of surgery in the Woman's Medical College: consulting surgeon of the Northern Dispensary, in 1882: first president of the Northern Dispensary, in 1895.
    Children of Gerardus H. and Anne E. Wynkoop:
1578. Gerardus Mills: b. May 18, 1867: m., May 18, 1901, in Somerville, N. J., Helen H. Potts, daughter of George H.
1579. Kate Childs: b. July 17, 1868: m., Nov. 25, 1889, Harold Stanley Forward, of Liverpool, Eng.
1580. Daniel Woodbury, M.D.: b. July 11, 1873: attended Yale University, 1891-92: Columbia University Medical College, 1892-96: m., in the city of New York, Nov. 14, 1903, Carlie M. Schenck, daughter of Allen Schenck, deceased.
1581. Elizabeth Hillis: b. Mch. 11, 1878: m. Dec. 27, 1900, in Manhattan, N. Y. City, Stuyvesant Fish Morris.

    Chris