BAIRD &TATLOCK (LONDON) LTD. 



4084 s Thermometers, Standard " A," finest quality graduated with the utmost precision, 

 very fine dividing lines for the most accurate observations. These thermometers all have 

 the essential points o and 100 Cent, marked on the stem, and can be compared and stan- 

 dardised by calibration and comparison at the freezing and boiling points of water without 

 the aid of other thermometers. Made of Jena normal glass. 



No. i. - 5 to 105 C. in tenths of degree, length 21 in. . . . . each 260 



N.P.L. Certificate for No. i 



At every 10 degrees to the nearest 0.05 degree . . . . extra 076 



At every 5 degrees to 0.02 degree . . . . . . . . 0186 



Morocco Case for No. I . . . . . . . . . . ,, 040 



No. 2. 5 to 55 C., in tenths of degree, with graduations at top 99 to 101 C., 



length 18 in. . . . . . . . . . . each 1 17 



No. 3. + 50 to 105 C., in tenths of degree, with graduations at bottom - i to 



+ i C., length 18 in. . . . . each 1 17 



N.P.L. Certificate for Nos. 2 and 3 



At every 5 degrees to the nearest 0.05 degree . . . . . . extra 096 



At every 5 degrees to the nearest 0.02 degree . . . . . . ,, 13 6 



Morocco Case for Nos. 2 and 3 together . . . . . . . . 056 



4085 s Thermometers, Standard " B," of Jena normal glass, finely divided for accurate reading, Centigrade 

 scale. 



Length 



Range . . 



Subdivided in 



Price . . 



Extra for N.P.L. Cer- 

 tificate at every 10 C. 

 to nearest 0.05 C. 



18 in. 15 in. 



- 5 to 100 C. - 5 to 50 C. 



T 

 24/- 



7/6 



18/6 



14 in. 

 - 5 to 50 C. 



r 



16/- 



B/. 



15 in. 14 in. 



50 to 105 C. 50 to 105 C. 



TTJ 



21/- 



18/- 



4086 s Thermometers, Standard " B," of Jena normal glass, finely divided for accurate reading, Fahrenhe 



scale. 



Length . . 18 in. 15 in. 



Range . . . . 20 to 220 F. 20 to 120 F. 



14 in. 

 20 to 120 F. 



15 in. 14 in. 



120 tO 220 F. 120 tO 220 



Subdivided in . . 



Price 



Extra for N.P.L. Cer- 

 tificate at every 20 F. 

 to nearest 0.1. 



24/- 



7/6 



r 



18/6 



16/- 



5/- 



F 



1 



CROSS STREET HATTOTST GARDETST, E-C 



