

BAIRD &TATLOCK (LONDON) LTD. 



A. HIGH-CLASS LABORATORY BENCHES. 



4806 

 4806 T N.P.L. Photometer Bench 



Consists of steel bars, 12 ft. long by ij in. diameter, mounted on four cast-iron standards with tie rods and 

 adjustable set screws. Scale of triangular brass divided into millimetres (over 3 metres) and also having a direct 

 reading candle scale by the substitution method. (NOTE. The scale can be specially divided to suit requirement.) 

 Three aluminium cairiages of finest construction with micrometer adjustments arranged for travelling along the 

 bar, for clamping to the bar, or for coupling together. Two of these carriers are provided with circular divided 

 plates and pointers. The third is provided with eight aluminium screens. 



4807* Photometer Bench, as No. 4806 but of simpler construction, with three carriers and 



without the aluminium screens . 



110 



70 



*., 



4808 



4808 T Photometer Bench, as illustration, consisting of steel tubes, 12 ft. by ij in., japanned, 

 engraved with two scales. Provided with winding attachment for actuating carriers 

 for which three are provided, having rack and pinion mechanism and other useful adjust- 

 ments .... .... 43 



4809 T Photometer Bench, as No. 4808 but with only one scale, i.e. either metric or candle scale, 

 and with the carriers having no rack and pinion adjustment 







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CROSS STREET HATTCflST GARDEN, E-C 



