

of Light by Potassium Vapour, 297 



spectroscope. The zero of the scale corresponds to the point 

 where the cross wire of the microscope coincides with line 

 4046 of the iron spectrum. 



1. 



4. 



5. 



6. 



7. 



8. 



308° C. 



340° C. 



365° C. 



376° C. 



385° C. 



401° ( 



•027 



•050 



•137 



•187 



•165 



•223 



•480 



•072 



•175 



•232 



•180 



•237 



2-960 



117 



•240 



•294 



•200 



•266 



4330 



•190 



•378 



•395 



•227 



•295 





•415 

 1045 



•635 

 1013 



•565 



•795 



•267 

 •319 



•337 





•382 



2. 



1-893 



1-553 



1155 



•389 



•446 





2-625 



2010 



T555 



•483 



•522 



316° C. 



3-170 



2-400 



1 920 



•609 



•613 





3 593 



2745 



2-219 



•779 



•712 



•036 



3-970 



3115 



2-480 





•816 



•070 



4-284 



3365 



2-734 



1-939 





•190 



4-515 



3615 



2-940 



2-133 



2-145 



1130 



4720 



3-840 



3 144 



2-340 



2-245 



2570 



4-880 



4030 



3-332 



2-530 



2-380 



3-460 





4-215 



3-501 



2 700 



2-500 



4-220 





4-370 



3651 



2 840 



2-640 



4-7-25 





4-497 



3-793 



2970 



2 740 







4624 



3-927 



3-104 



2-860 



— 





4-732 



4051 



3-245 



2960 



3. 





4 822 



4-154 



3-358 



3060 







4910 



4-259 



3478 



3-160 



327° C. 





4-970 



4-360 



3-592 



3-250 









4-435 



3-697 



3-350 



033 







4-521 



3-793 



3-423 



•049 







4-601 



3-888 



3-490 



•072 







4-660 



3-970 



3-582 



•120 







4 731 



4-046 



3648 



•280 







4-797 



4126 



3-725 



1-130 







4846 



4-195 



3-791 



2-190 







4-891 



4-263 



3-848 



3-080 









4-326 



3-919 



3753 









4-390 





4-273 









4 442 





4-615 









4-495 





4-893 









4-535 

 4-593 

 4-636 

 1-687 

 4-723 

 '4-758 





