BAIRD &. TATLOCK (LONDON) LTD. 



6398 



Gravatt's or .Dumpy Levels, light construction, complete in case. 



8 10 12 



6398 T Without Compass .. 550 10 10 11 



6399 T With Compass 



660 



10 

 11 10 



12 



12 10 



14 in. 

 13 10 



14 in. 

 15 



6400 



6404 



extra 



6400 T Improved Y Levels, with parallel plates and tripod stand, with compass in case. 



10 12 15 18 in. 



13 10 14 15 18 21 10 

 640 1 T Improved Locking for above Levels 



6402 T Hoffmann Head, with tangent adjustment for above levels . . 

 6403 T Sliding Leg Tripods for above levels 







6404 T Miner's Dial, 4 in. plain, in case, with jointed legs . . 



6405 T Miner's Dial, 5 in. plain, jointed sights, divided on cover for hypotenuse and base, with 

 ball and socket, in case, jointed legs 



1 16 



220 

 18 

 600 



7 15 



CROSS STREET HATTCXN GARDEN, E-C 



1164 



