Description
Plotting Compass :-Magnetic needle mounted in a circular dish, having printed scale at the inside of the bottom, fitted with glass on the top. Diameter : (a) 12mm (b) 16mm (c) 20mm (d) 25 mm (e) 38 mm (f) 50 mm (g) 75mm.
Plotting Compass :-Magnetic needle mounted in a circular dish, having printed scale at the inside of the bottom, fitted with glass on the top. Diameter : (a) 12mm (b) 16mm (c) 20mm (d) 25 mm (e) 38 mm (f) 50 mm (g) 75mm.
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