Leonard Linsky and George F. Schumm “Frege's Way Out: A Footnote,” in: Analysis, vol. 32, no. 1, 1971 Michael Dummett “Frege's Way Out: A Footnote to a Footnote,” in: Analysis, vol. 33, no. 4, 1973 Leonard Linsky and George F. Schumm “Trip…