The Internet Archive (Archive.org) sometimes hosts legal previews and out-of-print editions for educational purposes. Search for "Yoga Nidra Bihar School" and filter by "Texts." Ensure the file is marked "Public Domain" or "Canadian copyright" (older editions may be available there, but double-check dates).
The Yoga Publications Trust now sells official e-books. Visit the Bihar Yoga website or authorized retailers like Exotic India Art or Amazon Kindle. Search for "Yoga Nidra by Swami Satyananda Saraswati (eBook)." This gives you a searchable, high-resolution PDF. yoga nidra swami satyananda saraswati pdf top
Searching for a Yoga Nidra Swami Satyananda Saraswati PDF top result yields hundreds of links. Unfortunately, many are low-resolution scans, missing pages, or, worse, pirated versions with missing diagrams. A "top" quality PDF has three distinct features: The Internet Archive (Archive