Obituary, September 27, 1964, New York Times. "Dr. Jonas Salk's Mother Dies. Mrs. Dora Press Salk, the mother of Dr. Jonas E. Salk, discoverer of the Salk poliomyelitis vaccine, died yesterday of a heart attack at her home, 35 West 92d Street. Her age was 75. Mrs. Salk was the widow of Daniel Salk. She is survived by two other sons, Dr. Herman Salk and Dr. Lee Salk, and eight grandchildren."
New York Times, "SALK-Dora, wife of the late Daniel, mother of Jonas, Herman and Lee, grandmother of Peter, Darrell, Jonathan, Steven, David, Lisa, Susie and Eric, sister of Frances Edelberg and Rebecca Kramer are in great sadness because of her sudden death." "Interment at Mt. Hope, Westchester."
Obituary, September 27, 1964, New York Times. "Dr. Jonas Salk's Mother Dies. Mrs. Dora Press Salk, the mother of Dr. Jonas E. Salk, discoverer of the Salk poliomyelitis vaccine, died yesterday of a heart attack at her home, 35 West 92d Street. Her age was 75. Mrs. Salk was the widow of Daniel Salk. She is survived by two other sons, Dr. Herman Salk and Dr. Lee Salk, and eight grandchildren."
New York Times, "SALK-Dora, wife of the late Daniel, mother of Jonas, Herman and Lee, grandmother of Peter, Darrell, Jonathan, Steven, David, Lisa, Susie and Eric, sister of Frances Edelberg and Rebecca Kramer are in great sadness because of her sudden death." "Interment at Mt. Hope, Westchester."