Hansen—‘“Practical Studies in Fermentation.” 
University of California—‘‘Report of Viticultural Work, 1896.” 
Jorgensen—“Micro-organisms and Fermentation.” 
Jérgensen-—“Berichte tiber den Ursprung der Alkoholhefen.” 
Bennett & Murray—“Cryptogamic Botany.” 
EXPLANATION OF PLATES. 
No. 1. Culture on lactose five months old. 495. 
No. 2. Culture in moist chamber on wort three days. x 495. 
No. 3. Culture on wort gelatine two days old. x75. 
No. 4. Culture in moist chamber on wort six days. x 495. 
No. 5. Culture in moist chamber on wort six days. x 495. 
No. 6. Culture in moist chamber on wort seven days. x 495. 
No. 7. Culture in moist chamber on wort eight days. x 495. 
No. 8. Culture in moist Ghamber on wort eight days. x 495. 
No. 9. Culture in moist chamber on wort eight days. x 495. 
No. 10. Culture in moist chamber on wort eight days. x 495, 
Curtiss on Red Mould. 
