Hand anemometer with wooden case, Lind type with Snow Harris modification, by John Lilley & Son, 9, London Street, London, 1855-1859. Lid of case fitted with thread to mount anemometer with separate magnetic compass.
Hand anemometer, Lind type with Snow Harris modification, by John Lilley & Son, 9, London Street, London, 1855-1859.
Wooden case for hand anemometer, containing some accessories, by John Lilley & Son, 9, London Street, London, 1855-1859. Lid of case fitted with thread to mount anemometer with separate magnetic compass.
