western Connecticut. At the start of this bulletin, the author introduces the geographical and geological backdrop of the Danbury region, discussing its significance as a representative area for understanding similar processes across Connecticut. Harvey presents a detailed overview of field research undertaken from 1907 to 1908, including a traverse of stream valleys and an examination of various drainage modifications caused by glaciation. Fundamental topics covered in the opening section include the description of Rocky River, the regional geological structures, and the implications of glacial deposits on the evolving landscape and drainage patterns of the region. (This is an automatically generated summary.)