Excerpt from Annals of Ulster, Otherwise, Annala Senait, Annals of Senat; A Chronicle of Irish Affairs, A. D. 431-1131, 1155-1541, Vol. 2: A. D. 1057-1131, 1155-1378 The Calendar use of Concurrents is explained in text-books of Chronology. Bissextile also distinguishes this (the 9th) year from the 4th, 15th and 26th years of the Solar Cycle of 28. These three years (in the Old Style) have four Concurrents, but are not bissextile. The Indiction is correct. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.