208 



Plummet Lamp. Lamp for Illuminating Cross 



No. 209. Lamp for illuminating graduations, cross wires, etc., for 

 use in underground work, of brass and nickel-plated, with 



ground lens, $7.09 



" 210. Small Plummet Lamp, of brass, steel point, 16 oz., . b.Oe 

 '* 211. Large Plummet Lamp, of brass, steel point, 24 oz., . 10.0* 

 Box with shoulder straps, for pair of Plummet Lamps, 3 .Of 



Plumb Bobs of Precision. 



No. 212. 



No. 214. No. 



216. 



"" 220. Mercury Plumb Bob (body of steel) 12 oz., 5^i inches long % inch diameter 

 " 16 oz. ,6 " 1 " 



2.60 



