1. Memorandum from Fred Grubel to N. Herskovits [on pacemaker fund] Creator: Maimonides Hospital of BrooklynGrubel, Fred Date: 12 December 1961 Genre: Memorandums
2. Memorandum from Fred Grubel to N. Herskovits [on pacemaker fund] Creator: Maimonides Hospital of BrooklynGrubel, Fred Date: 5 March 1962 Genre: Memorandums
3. Memorandum from Fred Grubel to I. Langer [on purchase of pacemaker for indigent patients] Creator: Maimonides Hospital of BrooklynGrubel, Fred Date: 29 November 1961 Genre: Memorandums