The great neglect : the fate of Mendel's classic paper between 1865 and 1900 / by E. Posner and J. Skutil.
Note:
A p. 131-132: Appendix I: Universities, academies and major societies at which Mendel's paper was avaible before 1900; a p. 132-133: Appendix II: Institutions known to possess the original transactions of the Natural history society of Brünn, vol. IV, in 1967
Medical history Vol. 12 (1968), p. 122-136