by Marshall Govindan, provides the historical and philosophical context for these 144 kriyas.
While the technical "manual" is restricted to initiates, you can find the philosophy and high-level descriptions in the following verified publications: 144 kriya yoga techniques pdf verified
Understanding the 144 Kriya Yoga Techniques: Evolution, Practice, and PDF Downloads The most widely known form of Kriya Yoga
Advanced breathing exercises that harmonize energy flow and prepare the practitioner for deeper meditation. Kriya Dhyana Yoga (Meditation): Yogi Ramaiah later initiated Marshall Govindan (now known
It's important to note that Babaji's Kriya Yoga is one of several main lineages. The most widely known form of Kriya Yoga in the West was popularized by through his organization, Self-Realization Fellowship (SRF/YSS). Yogananda's version includes a different set of techniques, such as the Hong-Sau technique of concentration and the Aum technique of meditation.
The specific formulation of 144 techniques was taught by Babaji to a direct disciple, in 1954. Yogi Ramaiah later initiated Marshall Govindan (now known as M.G. Satchidananda), who has since written extensively on the subject and founded the Babaji's Kriya Yoga Order of Acharyas to continue the lineage.