Technical drawing - "Mechanical action retorts for Hopetoun works"
code: LVSAV1990.003
Collection code:
LVSAV1990.003
Collection:
Description
Waxed linen drawing entitled "Mechanical action retorts for Hopetoun works", scale 1/2" to 1 foot, dated Addiewell 21st February 1917.
Coloured to show transverse and longitudinal sections of the retort