The document is a translation of the Yoga Sutras of Patanjali with commentary. It is divided into four chapters or pads: Samadhi Pada, Sadhana Pada, Vibhuti Pada, and Kaivalya Pada. The chapters cover topics related to meditation, practice, psychic powers, and liberation.

1. THE SCIENCE OF YOGA
THE YOGA-SUTRAS OF PATANJALI IN SANSKRIT
WITH TRANSLITERATION IN ROMAN, TRANSLATION
AND COMMENTARY IN ENGLISH
I. K. TAIMNI

2. THE SCIENCE OF YOGA
 Samadhi Pada
 Sadhana Pada
 Vibhuti Pada
 Kaivalya Pada

199. THE SCIENCE OF YOGA
THE YOGA-SUTRAS OF PATANJALI IN SANSKRIT
WITH TRANSLITERATION IN ROMAN, TRANSLATION
AND COMMENTARY IN ENGLISH
I. K. TAIMNI

200. THE SCIENCE OF YOGA
 Samadhi Pada
 Sadhana Pada
 Vibhuti Pada
 Kaivalya Pada