Radiance from Halcyon is an intriguing account of how the little-known utopian religious community Halcyon profoundly influenced modern science. Paul Eli Ivey’s narrative offers a wide-ranging cultural history, encompassing Theosophy, novel healing modalities, esoteric architecture, Native American concepts of community, socialist utopias, and innovative modern music.
Pauline Gibling Schindler was a fascinating modern artist with ties to Halcyon. This article by John Crosse discusses her life and contains her memorable descriptions of Halcyon in the 1930s.
Theosophy Watch is a useful site with lots of good information about modern Theosophy.