Relativity and the universe a popular introduction into Einsteins theory of space and time. This book, "Relativity and the universe a popular introduction into Einsteins̓ theory of space and time. Volume 6", by Harry Schmidt, is a replication of a book originally published before 1921. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.