- Ella Goodall Cooper, comp. 'Abdu'l-Bahá in California (1912/1918). Over 1000 pages of notes from Abdu'l-Bahá's visit to California in 1912, written between 1912-1918, some hand-written and some published in Star of the West. Includes notes by Frances Allen, Howard MacNutt, Ameen Fareed, Mirza Sohrab, et al. Pilgrims.
- Helen S. Goodall and Ella Goodall Cooper. Daily Lessons Received at Akka: January 1908 (1979). Includes translations of three Tablets of Abdu'l-Bahá. Books.
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