Introduction: on beginning to tell a "best-kept secret" -- Weaving the delicate web: Lucretia Mott and succeeding generations -- Paving the way: the "miraculous era" in communication and the "unprotected female" -- The ironies of Pentecost: women religious and evangelistic outreach -- Unwitting allies: Harriet Beecher Stowe, George Sand, and the power of literary celebrity -- A developing consciousness: revolutionaries, refugees, and expatriates -- Higher consciousness: reformers and utopians -- Mothers of the matrix (I): Anna Doyle Wheeler, Elizabeth Cady Stanton, and forms of feminism -- Mothers of the matrix (II): Fredrika Bremer, Frances Power Cobbe and "world"-traveling -- "A golden cable of sympathy": Aleksandra Gripenberg, the Finland connection, and the 1888 Council of Women -- Appendix A: Some Atlantic community women with international links -- App. B: The relevance and irrelevance to this study of social network analysis -- App. C: Adventurers and invalids -- App. D: International governesses -- App. E: Women transatlantic entrepreneurs in the nineteenth century -- App. F: Women artists abroad.