Excerpt from Advance Report on the Sedimentation Survey of Greenbelt Lake, Greenbelt, Maryland: January 27-February 8, 1938 The survey of Greenbelt Lake was made during the period January 27 to February 8, 1938, by a field party consisting of L. H. Barnes, party chief3 M. P. Connaughton, geologic aide; A. T. Talley, engineering aide; and two temporary assistants. Preliminary arrangements for the survey and an examination of the drainage area were made by the writers. 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.