LIST OF FIGURES 



FIGUKE PAGE 



1. Cross Sections of Alveoli (From Meade Smith, after Heiden- 



hain) 3 



2. Fat Globules in Cream, Milk, and Skim-milk ... 69 



3. Relative Size of Fat Globules as Affected by Breed and 



Period of Lactation ....... 72 



4. Lovibond Tintometer 76 



5. Device for Calibrating Test Bottles . . 106 



6. Burette for Calibrating Test Bottles 107 



7. Glass-stoppered Milk Sample Bottle . .110 



8. Milk Sample Bottle with Metal Cap 110 



9. Mason Fruit Jar for Milk Samples 110 



10. McKay Milk Samplers . . . . . . .111 



11. Standard Milk Test Bottle 114 



12. Standard Babcock Pipette 115 



13. Transferring Milk to Test Bottle . ... . .115 



14. Acid Bottle 116 



15. Acid Measure 116 



16. Transferring Acid to Test Bottle 116 



17. Mixing Acid and Milk . 116 



18. Original Babcock Tester 117 



19. Babcock Tester Facile (D. H. Burrell & Company) . 117 



20. Babcock Tester Wizard (Creamery Package Manufac- 



turing Company) 117 



21. Babcock Tester International 117 



22. Reading the Fat Column 118 



23. Scale for Weighing Cream 120 



24. Pail for Weighing Cream 120 



25. Cream Stirrer and Sampler 120 



26. Cream Sample Jar Screw-top 121 



27. Cream Sample Tubes Cork-top 121 



28. Test Bottle Short-neck 124 



29. Test Bottle Long-neclj . .124 



xxiii 



