Reverend Slicer speaks from a flag-festooned outdoor podium, facing a standing audience.; Slicer, of All Souls' Unitarian Church, N. Y, gave an address entitled: "Thomas Paine as the Devotee of Liberty". Possibly photographed by Van der Weyde, William M. (William Manley), 1870-1928 as noted in: Wakeman, Thaddeus Burr. 1909. Memorial celebration of the one hundredth anniversary of the death of Thomas Paine at the Paine monument: Pine Avenue and North Street, New Rochelle, N.Y. Saturday, June 5th, 1909, 2 p.m. Prof. Thaddeus B. Wakeman, president, Thomas Paine Historical Association, presiding.