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The Theosophical Society in America, theosophical virtual groups, books and information online:
The evolutionary theme of the 7 Rounds, 7 Chains, and 7 Globes are a foundational cosmological concept in HPB’s writings, especially in The Secret Doctrine. This video does a marvelous job of visually summarizing how they unfold (or string together like a necklace?):
General history of The Theosophical Society in America:
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