in progress; only "exact match" or "partial match" for single author names works at the moment, e.g. "Peter Smith" or "Pe Sm" but not "Smith Peter"
Shoghi Effendi and Ruhi Afnan, et al. Christopher Buck, comp. Letters to Alain Locke (2010). Collection of letters between Shoghi Effendi, his secretary, and Alain Locke, and related historical material on Locke. Histories.