Reference numberNLB/22/235
Alternative reference numberNLB/22 p141
TitleCopy letter from Robert William Frederick Harrison, to David H Ray, Columbia University, New York City, USA
Date28 March 1901
DescriptionThe Astronomer Royal is not able to provide any information regarding the instruments [used by Mason and Dixon in America in around 1767] other than what is already in 'Philosophical Transactions [of the Royal Society]'. The Astronomer Royal states he believes a Mr J H Gore of the US Coast and Geodetic Survey has written on Mason and Dixon, and may know something of the instruments.
Physical descriptionTypescript
Access statusOpen
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