Koyilolugu Part 1 & 2 (Tiruvarangam Koyil Varalaru)" refers to a multi-volume historical and religious chronicle about the Sri Ranganathaswamy Temple in Srirangam. The title is in Tamil, with "Tiruvarangam Koyil Varalaru" meaning "History of the Tiruvarangam Temple."
While the entire Koyilolugu is an extensive work, it has been published in multiple volumes and parts by various scholars and institutions. The specific breakdown into "Part 1 & 2" generally refers to the initial, foundational parts of this chronicle.
Based on scholarly sources and traditional understanding, the contents of these early parts would likely cover:
In essence, while Part 1 deals with the divine origin and mythical history, Part 2 is a crucial historical document detailing the transformative era of Sri Ramanujacharya and the subsequent historical events that shaped the Srirangam temple into the revered institution it is today.