Excerpt from Nuclear Data: A Collection of Experimental Values of Half-Lives, Radiation Energies, Relative Isotopic Abundances, Nuclear Moments, and Cross Sections This Supplement, number 3, is the last one which will be issued in conjunction with Nuclear Data. National Bureau of Standards Circular and sent to purchasers of the original volume. The nbs Nuclear Data group and its associated readers is continuing to collect current nuclear data and is now sending its tabular summaries to Nuclear Science Abstracts (nsa). The semi-monthly abstract Journal or the Atomic Energy Commission. The first nbs list appeared in the issue or January 15. 1952 (vol. 6. 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.