|Title||Letter, 'Additions and alterations to Hadley's quadrant' from Peter Dollond to Nevil Maskelyne|
|Date||25 February 1772|
Published in Philosophical Transactions, as 'A letter from Mr. Peter Dollond, to Nevil Maskelyne, F. R. S. and Astronomer Royal; describing some additions and alterations made to Hadley's quadrant to render it more serviceable at sea'
Read 19 March 1772
|Physical description||Ink on paper|
|Related material||DOI: 10.1098/rstl.1772.0015|
Fellows associated with this archive
|NA5553||Maskelyne; Nevil (1732 - 1811)||1732 - 1811|