292 A. DAIGGER & COMPANY, CHICAGO, U. S. A. 



3962 THERMOMETERS, chemical, with two scales engraved on the stem in 1. 



Registering 100 C. and 212 F $2.50 



Registering 200 C. and 400 F 3.00 



Registering 300 C. and 600 F 4.00 



3964 THERMOMETERS, chemical; filled with nitrogen, to prevent the separa- 

 tion of the Mercury; engraved on the stem; graduation, to 400 



Celsius in 1-1 3.00 



Graduation, to 750 Fahrenheit in 1-1 3.00 



3966 THERMOMETERS, chemical; engraved on stem in fractional degrees. 



Grad. from to 50 C. in 1-10 3.00 



Grad. from to 100 C. in 1-5 3.00 



Grad from to 100 C. in 1-10 4.00 



Grad. from to 200 C. in 1-5 4.50 



Grad. from 100 to 200 C. in 1-5 3.00 



Grad. from 100 to 200 C. in 1-10.. 4.00 



3967 



3967 THERMOMETERS, Beckmann's, for molecular weight determinations, for 

 either boiling or freezing point method, range of scale, about 6C 

 graduated into 1-100C 25.00 



3967 (a) THERMOMETERS, Beckmann's, for calorimetric determinations, range 



of scale, about 12C graduated into 1-50C 25.00 



3969 THERMOMETERS, Cold Test, graduated on stem. 



Graduated from 40 to+100F., length, 30. ctm. graduated in 1 2.50 



Graduated from 40 to+40C, length, 25 ctm. graduated in 1 . 2.00 



3971 THERMOMETERS, Gas Calorimeter, with scale engraved on stem, +32 -to 



115F. in y 5 F 5.00 



3973 THERMOMETERS, Calorimeter work with certificate, graduated from 15 



to 25 in 1-1000 degrees C., with scale on stem 40.00 



3975 THERMOMETERS, "Titre Test," as adopted by the Assn. of Official Agri- 

 cultural Chemists, graduated from 10 to 60C. in 1-10 degrees with 

 zero mark and auxiliary reservoir at upper end. Also one between 

 the zero mark and the 10 mark, length about 37 ctm. and 6 mm. 

 diam. in case 8.00 



3997 THERMOMETERS, "Titre Test." Same as above with U. S. Government 



certificate 10.00 



3977(a) 



3977 (a) THERMOMETER, Armored, with graduations engraved on stem, with 

 white background. The "armor" is made of one piece of seamless 

 drawn steel tube 



Length in inches 14 16 16 16 16 



Graduated to F 400 600 750 900 1000 



Each $5.25 6.00 7.50 9.00 10.50 



3977 (b) THERMOMETERS, extra thermometers for 



above. Each $2.75 3.50 5.00 6.50 8.00 



3977 (c) THERMOMETERS, Asphalt Testing, engraved on stem, in nickel plated 

 brass armor. Made exceptionally strong to meet the requirements 

 of use. 



Length, inches .' 6 16 



Graduated from 200 to 400F 100 to 600F 



Each $4.50 6.00 



3977 (d) THERMOMETERS, extra thermometers for above. . 2.25 3.75 



