Excerpt from Manuscript Collections in the Columbia University Libraries: A Descriptive List The index is limited to subject references. Citations of indi vidual letters and manuscripts are available through the card; files or special listings in the library divisions containing thei collections. In most cases, the manuscript collections are open for scholarly research. Long-term restrictions placed upon certain collections by their donors have been noted in the descriptions; short-term g restrictions limiting the use of particular pieces or groups of (5 material to specific research projects in progress or in contempla j. Tion have not been so noted. 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.