A Treatise on the Principal Mathematical Instruments Employed in Surveying, Levelling, and Astronomy; Explaining Their Construction,

Title: A Treatise on the Principal Mathematical Instruments Employed in Surveying, Levelling, and Astronomy : Explaining Their Construction, Adjustments, and Use Publisher: London : Troughton and Simms Publication date: 1844 Subjects: Surveying -- Instruments Astronomical instruments Notes: This is an OCR reprint. There may be typos or missing text. There are no illustrations or indexes. When you buy the General Books edition of this book you get free trial access to Million-Books.com where you can select from more than a million books for free. You can also preview the book there.