"Z-strengthened" "Blufil" laboratory thermometer 305mm long
- maker:
- G H Zeal Limited
"Z-strengthened" "Blufil" laboratory thermometer 305mm long, type 10683, range -10 degree centigrade to +110 degree centigrade, made by G.H. Zeal Ltd. in 1987
"Z-strengthened" "Blufil" laboratory thermometer 305mm long, type 10683, range -10 degree centigrade to +110 degree centigrade, made by G.H. Zeal Ltd. in 1987