An Account of a Method of Dividing Astronomical and other Instruments, by Ocular Inspection; in Which the Usual Tools for Graduating Are Not Employed; the Whole Operation Being So Contrived, That no Error can Occur but What Is Chargeable to Vision, When Assisted by the Best Optical Means of Viewing and Measuring Minute Quantities. [Abstract]

✍ Scribed by Edward Troughton

• Book ID: 123746248
• Publisher: The Royal Society
• Year: 1800-1814
• Weight: 224 KB
• Volume: 1
• Category: Article
• ISSN: 0365-5695
• DOI: 10.2307/109675