Parkhurst, Helen, 1887-1973 (Personal Name)
- Pākāsuto, Heren, 1887-1973
- Earlier heading: Parkhurst, Helen, b. 1887
- Parkkherst, Ė., 1887-1973
Do not confuse with Parkhurst, Helen Huss, 1887-1959 (no2005101699 )
Her Vospitanie i obuchenie po Dalʹtonskomu planu [MI] 1924: t.p. (Ė. Parkkherst)
University of Illinois Library Catalog (Parkhurst, Helen, 1887- )
Kira, S. Taishō jiyū kyōiku to Doruton puran, 1985: p. 5 (Helen Parkhurst; 1887-1973)
OCLC, May 11, 2001 (hdg.: Parkhurst, Helen, b. 1887; usage: Helen Parkhurst; Ė. Parkkherst; Heren Pākāsuto)
Britannica academic edition, viewed July 4, 2013 (Helen Parkhurst, (born March 7, 1887, Durand, Wis., U.S. - -died June 1, 1973, New Milford, Conn.), American educator, author, and lecturer who devised the Dalton Laboratory Plan and founded the Dalton School) http://www.britannica.com/EBchecked/topic/444145/Helen-Parkhurst