Rudolf Steiner, Elsa Prozor, Elsa Pruzor, Elizabeth Shields, Michael Holdrege, Catherine E. Creeger, E. E. D. S., Mabel Cotterell, A. P. Shepherd, Miguel López Manresa, Emmelina De Renzis, Invictus Editore
National Learning Corporation
Alison Inches
Barbara Michaels
