"Collection of Messages and Messages of the Presidents. Volume 4, Part 1: William Henry Harrison" This book is part of a large-scale project that includes the messages and documents of American presidents. This particular part contains information about William Henry Harrison - the ninth president of the United States. The reader has a unique opportunity to learn more about the subject of the presidency of William Harrison, his policies and important events of the time. Anyone interested in the history of the United States of America will look forward to discovering this book. It is an important source for researching the political and social context of the era associated with the presidency of William Henry Harrison.