Philosophical transactions of the Royal Society of London . T« Ov ?y nsnum. C 539 3 XX. An Account of the Trigonometrical Survey, carried on in theTears 1797, 1798, and 1799, by Order o/JVTarquis Cornwallis,Master-General of the Ordnance. By Captain William Mudge,of the Royal Artillery, F. R. S. Communicated by his Gracethe Duke of Richmond, F. R. S. Read July 3, 1800. INTRODUCTION. Having interspersed in the following Paper, with as muchattention to brevity as the subject admits, every intelligencerelating to the Trigonometrical Survey, I think it unnecessaryto swell the bulk of the commu


Philosophical transactions of the Royal Society of London . T« Ov ?y nsnum. C 539 3 XX. An Account of the Trigonometrical Survey, carried on in theTears 1797, 1798, and 1799, by Order o/JVTarquis Cornwallis,Master-General of the Ordnance. By Captain William Mudge,of the Royal Artillery, F. R. S. Communicated by his Gracethe Duke of Richmond, F. R. S. Read July 3, 1800. INTRODUCTION. Having interspersed in the following Paper, with as muchattention to brevity as the subject admits, every intelligencerelating to the Trigonometrical Survey, I think it unnecessaryto swell the bulk of the communication, by giving a long pre-fatory account of its progress since the year 1J96. The contents of the work now meeting the public eye, areimportant and numerous: I have divided it into sections. Thefirst contains the calculations of the sides of the principal andsecondary triangles extended over the country in 1797, 1798,and 1799 ; together with an account of the measurement of anew base line on Sedgemoor, and a short historical narrative ofeach years operation. The second


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Keywords: ., bookauthorro, bookcentury1600, bookdecade1660, booksubjectscience