LIST OF ILL USTRA TIONS. 
II. FIGURES IX TEXT. 
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Crystals of phenylglucosazone 
„ „ phenylmaltosazone 
Lactose crystals (Frey) 
Crystals of phenyllactosazone 
Inosite crystals (Frey) 
Cholesterin crystals (Frey) . 
Leucine crystals (Kiihne) 
Tyrosine crystals (Frey) 
Crystals of egg albumin 
Proteid crystals from human urine (Bramwell and Noel Paton) 
Crystallised vitellin of the oat kernel (Osborne) 
Charcot's crystals ...... 
Creatine crystals (Kiihne) ..... 
Creatinine crystals (Kiihne) . . . . 
Creatine-zinc chloride crystals (Kiihne) 
Spherical compound of mercury and creatine (G. S. Johnson) 
Compounds of xanthine and hypoxauthine, by means of which these sul 
stances may be isolated and identified (Kiihne) . 
Zinc sarcolactate (Kiihne) ..... 
Calcium sarcolactate (Kiihne) .... 
Absorption spectra of retinal pigments (Kiihne) 
Oliver's apparatus for estimating the number of blood corpuscles 
„ bemoglobinometer ..... 
The hsematinometer ...... 
The hematoscope ...... 
Graphic representation of the spectrum of oxyhemoglobin and ha?mo 
globin (Rollett) ....... 
Double slit employed in Yierordt's method of spectrophotometry 
Glass troughs for containing the liquids to be examined by the method: 
of spectrophotometry (Kriiss) .... 
Trough mounted on stand, as used in spectrophotometry (Kriiss) 
Section of glass trough (Kriiss) .... 
Spectrophotometer with absorption trough and lamp 
Hiifner's spectrophotometer ..... 
Schematic representation of the path followed by the rays of light before 
entering the slit of the collimator of Hiifner's spectrophotometer 
(Kriiss) 
The photographic spectrum of hemoglobin and oxyhemoglobin 
Graphic representation of the spectra of oxyhemoglobin and hemoglobin 
(Rollett) . . . . 
The photographic spectrum of oxyhemoglobin and of CO-hemoglobin 
,, „ „ oxyhemoglobin and methemoglobin 
„ „ hemin .... 
,, „ ,, oxygenised ha'inochromogen and of haemo 
dhromogen ....... 
The photographic spectrum of hematoporphyrin . 
Diagram to show the dilution of the blood produced in dogs by th 
injection of dextrose (Leathes) ..... 
Diagram to show the influence of the intravenous injection of dextrosi 
on the blood pressure in the abdominal viscera . 
Diagram to show the effect of injecting dextrose after a previou 
bleeding ........ 
