A five-note (pentatonic) scale that is universally appealing and easy for beginners to master. Raag Yaman:
provides notations for well-known bhajans and mantras with simple chord structures. Harmonium for Beginners: Notes and Fingers harmonium lessons for beginners pdf download exclusive
Most free PDFs are incomplete. Here is the a good beginner PDF should have. If yours is missing sections, create your own by copy-pasting from multiple sources. A five-note (pentatonic) scale that is universally appealing