|Title||Paper, 'Of the magnetic needle affeced by cold' by Christopher Middleton|
|Date||20 April 1738|
|Description||Middleton describes several instances where he observed the magnetic needle not moving at all when travelling at sea through cold and snowy areas. The needle moved again after sitting next to a fire for a quarter of an hour.|
Subject: Navigation / Magnetism
Published in Philosophical Transactions as 'An observation of the magnetic needle being so affected by great cold, that it would not traverse; by Capt. Christopher Middleton, F. R. S'.
Read 20 April 1738.
|Physical description||Ink on paper|
|Related material||DOI: 10.1098/rstl.1737.0047|
Printed in 'Philosophical Transactions', vol 40, no 449, p 310
Fellows associated with this archive
|NA5183||Middleton; Christopher (- 1770)|| - 1770|