item details
NameTheodolite
ProductionTroughton and Simms; manufacturer(s); circa 1910; England
Classificationtheodolites
Materialsmetal, glass, wood, leather
DimensionsOverall: 190mm (width), 350mm (height), 280mm (depth)
Registration NumberGH005014/1-3
Credit lineGift of Professor Harold Wellman, 1996
Overview
Brass theodolite, six inch transit type with wooden case and leather outer carry case.
This instrument was used by Emeritus Professor Harold Wellman in early research on plate tectonics.