If you cannot read Bengali, a raw PDF of the original text will be difficult to use. You should look for translated volumes, often titled:
: This organization provides several volumes of Lahiri Mahasaya’s scriptural commentaries, such as The Scriptural Commentaries Volume 1 Internet Archive complete works of lahiri mahasaya pdf
You're looking for the complete works of Lahiri Mahasaya in PDF format. Lahiri Mahasaya, also known as Lahiri Baba, was a prominent Indian yogi and guru of the 19th century. He was known for his teachings on Kriya Yoga and his influence on spirituality. If you cannot read Bengali, a raw PDF
The most definitive "complete works" are often categorized into specific volumes that provide a Kriya-based interpretation of ancient Indian scriptures. You can find many of these as physical books or digital previews through platforms like Amazon and the Internet Archive . He was known for his teachings on Kriya