""A Few Simple Rhymes And Three Essays On The Structure Of The Universe"" is a book written by Charles McGregor and published in 1895. The book is a collection of poems and essays that explore the mysteries of the universe. The first part of the book contains a series of simple rhymes that are meant to be enjoyed by both children and adults. The second part of the book is made up of three essays that delve into the structure of the universe. McGregor...