Tables of dual logarithms, dual numbers and corresponding natural numbers - With proportional parts of differences for single digits and eight places of decimals is an unchanged, high-quality reprint of the original edition of 1867. Hansebooks is editor of the literature on different topic areas such as research and science, travel and expeditions, cooking and nutrition, medicine, and other genres. As a publisher we focus on the preservation of historical literature. Many works of historical writers and scientists are available today as antiques only. Hansebooks newly publishes these books and contributes to the preservation of literature which has become rare and historical knowledge for the future.