vol.1: https://archive.org/details/originsofislamic02albauoft vol.2: https://archive.org/details/originsoftheisla032520mbp ==== PDF links vol.1: https://archive.org/download/originsofislamic01albauoft/originsofislamic01albauoft.pdf vol.2: https://archive.org/download/originsoftheisla032520mbp/originsoftheisla032520mbp.pdf