Two old fascimile's of antique masterpieces on the construction and technology of mills. Complete Mill book is printed in 1979 and a fascimile of 1849. The book has natural wear and tear and around twenty notes in pencil. Number of pages is 156 excluding the many drawings. Groot Volkomen Moolenboek is printed in 1969 and a fascimile of 1834. This book also has natural signs of wear and tear and around fifteen traces of dried flowers of which the largest is shown in the pictures. The book consists of three parts, in each a description of the subsequent drawings. In all, this book contains 86 drawings, usually on two full pages. The book is double-sided thick paper bound. Both books are indispensable for those who are genuinely interested in the standing and previous work of all kinds of mills. The drawings are really beautiful and extremely accurate and detailed.