Caveat: I'm consciously omitting books by professional historians that
spend more time on the transactional human exchanges than the idea of
Bhakti.
https://istore.chennaimath.org/product/spiritual-heritage-of-india/
The spiritual heritage of India by Swami Prabhavananda; I highly recommend
Speaking of that – the Chennai Ramakrishna Math has a large number of Swami
Ramakrishna and Vivekananda’s works but transcribed into word or something of
the sort, and not in a Unicode font either. So trying to turn them into HTML
or make them into something cross platform is resulting in a