This book is a compendium of research from the State Fish and Game Commission of Montana, which provides a comprehensive overview of conservation efforts in the region during the early 20th century. It covers a wide range of topics, including the establishment and activities of the Commission, the introduction of new fish species, the stocking and restocking of rivers and lakes, and the management of wildlife populations. The book also explores the legal and regulatory framework for conservation in Montana and discusses the challenges and opportunities faced by conservationists in the region. Overall, this book offers a valuable historical perspective on the development of conservation practices and the challenges of wildlife management in Montana, providing insights that remain relevant to contemporary conservation efforts.