Publications of the Washburn Observatory of the University of Wisconsin V4 (1886) is a book compiled by Edward Singleton Holden, an American astronomer and the first director of the Lick Observatory. The book is a collection of scientific papers and reports on various astronomical observations and experiments conducted at the Washburn Observatory, which was established in 1878. The papers cover a wide range of topics, including the study of comets, the measurement of star positions, and the observation of solar eclipses. The book is a valuable resource for anyone interested in the history of astronomy and the early scientific research conducted in the United States.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.