of Air by PhospJiorus. 



Table I. — Coincident Registry of the Gasometer, 

 Electrometer, and Colour-tube. & = J minute. 



481 



Steam-Jet. 



Colour. 



Yl'-Op.*... 



Violet 



Blue? 



Blue 



Blue— ... 



Green 



Yellow"... 

 Crimson... 

 Green 



p. y. 



cm. Q 



6-5 29 



65 — 



— 29 



65 — 



65 29 



67 29 



Gasometer. 



cm. 

 5-0 30 



O'O — 



5-8 — 



56 — 



5-9 30 



5-8 — 



59 — 



5-9 — 



59 30 



V, 



litre 

 3-60min. 



3-80 

 230 

 2-30 

 1-26 

 1-30 

 1-90 

 180 

 120 

 100 



•90 



•86 



•60 



•70 



•46 



•40 



•76 



•70 



Electrometer. 



volts. 

 400 

 320 

 400 

 352 

 400 

 36-8 

 400 

 36-2 

 400 

 374 

 400 

 381 

 403 

 38-4 

 406 

 394 

 40-6 

 37-8 



E/E' 



•64 

 •55 



•75 

 •73 



•88 

 •84 

 •80 

 •78 

 •86 

 •86 

 •89 

 •87 

 •91 

 •92 

 •95 

 •94 

 •90 

 •91 



^=*.UxH>» 



St 



"387 nun. 



•519 

 •250 

 •273 

 •111 

 •151 

 •193 

 •216 

 •131 

 •131 

 •101 

 •121 

 •082 

 •072 

 •044 

 •054 

 •091 

 •082 



amperes. 

 66 



42 



19 



32 



22 



17 



14 



8 



16 



Another Series. 



Coloi 



Viol.-Op. 

 Blue .... 

 Blue - . 

 Green 

 Yellow . 

 Crimson. 

 Indigo . 

 Blue 4- ■ 

 Opaque . 



p- 



9. 



| p. e. 



cm. 

 •5 



o 

 25 



cm. 

 50 24 



•6 



— 



53 — 



•8 



25 



56 — 



10 



— 



5-7 - 



1-0 



25 



59 — 



•9 



25 



59 - 



— 



— 



5-9 — 



— 



— 



54 — 



— 



— 



— 24 



V. 



litre 

 340 m in. 

 340 



260 

 230 

 1-60 

 1-50 

 100 

 1-00 



•56 



•60 



•40 



•44 



•00 



•00 

 2-30 

 230 

 360 



E. 



E/E'. 



volts. 





40 



— 



357 



— 



39-8 



•64 



32-3 



•60 



39-8 



•74 



340 



•72 



39-8 



•82 



364 



•82 



39-8 



•88 



374 



•88 



398 



•92 



381 



•93 



398 



100 



39-8 



100 



39-8 



•70 



340 



■(\o 



39-8 



•60 



31-3 



•52 



rUogE 

 ct 



x.\ ixlQ 1 



l amperes. 



— min. — 



•387 

 •443 

 ■261 



•285 

 •172 

 •172 

 •111 

 111 

 •072 

 •063 

 •000 

 •000 

 •310 

 •374 

 •44.°. 

 •568 



66 



44 

 29 



12 

 00 

 53 

 75 



* Yl\ Yl" are yellows of the first and second orders respectively. Op, 

 denotes opaque. Blue + and Blue — are dark and light blues. The letters Y v 

 O, V, B +, B -, G, Y 2 , C are used in the chart (fig. 3). 



