Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high…

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public…

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public…

This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either…

The 18th century was a wealth of knowledge, exploration and rapidly growing technology and expanding record-keeping made possible by advances in the printing press. In its determination to preserve the…

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public…

""Euklids Data"" is a mathematical treatise written by the ancient Greek mathematician Euclid, originally published in 300 BCE. The book is a collection of geometric propositions and theorems, presented in…

This is an EXACT reproduction of a book published before 1923. This IS NOT an OCR’d book with strange characters, introduced typographical errors, and jumbled words. This book may have…