The book "Report on the migration of birds in the spring and autumn of 1882. Fourth report" is the result of the joint research of the famous ornithologists Harvie-Brown, J. A. (John Alexander), Barrington, Richard Manliffe, Cordeaux, John and More, Alexander Goodman. In this work, the researchers pay attention to the large-scale migrations of birds that took place in nature in 1882, analyzing the peculiarities of their movement in spring and autumn. The authors describe in detail the observations of different species of birds, their routes, behavior during migration and the factors that influence this process. The data collected in this book reflect the enormous work of bird researchers and provide valuable information for further research in the field of ornithology. "Report on the Migration of Birds in the Spring and Autumn of 1882. Fourth Report" is a must-read for anyone interested in nature, birds, and migratory processes in the natural world.