XIV LIST OF ILLUSTRATIONS 



FIGURE PAGE 



26. A simplex power separator ...... 66 



27. The original United States separator .... 66 



28. The modern United States separator ... 67 



29. DeLaval power separator (large hollow bowl type) 68 



30. Old and new types of DeLaval hand separator . 69 



31. Belt- and turbine-driven type of DeLaval power separa- 



tors . '. . . .69 



32. The Titan-Alexandra, the largest separator made . 70 



33. A comparison of the amounts of cream from one can of 



whole milk separated at different temperatures 71 



34. A diagram representing percentage of fat in cream as 



influenced by the temperature of the whole milk 73 



35. A diagram representing percentage of fat in sldmmed- 



milk as influenced by the temperature of the 

 whole milk . . . 74 



36. A diagram representing percentage of fat in cream as 



influenced by the number of revolutions of the 

 separator crank a minute . . . 75 



37. A diagram representing percentage of fat in sldmmed- 



milk as influenced by the number of revolutions of 



the separator crank a minute . . 75 



38. A diagram representing the percentage of fat in cream 



as influenced by the percentage of fat in whole 

 milk .... . 76 



39. The barn is not a desirable location for a separator 80 



40. A convenient and inexpensive building in which to 



make farm butter . . "81 



41. A satisfactory building in which milk may be handled 



in a sanitary naanner and a good location for a 



separator and churn ..... 82 



42. Interior view of the building shown in Fig. 41 . .83 



43. A few of the many types of hand churns . . 124 



44. Power churns 125 



45. Creamery of the Fox River Butter Company . 127 



46. The churning process is not complete, for the granules 



are too small ....... 138 



47. The churning process is complete. The granules are 



about the size of a kernel of corn . . . 139 



48. A mottled butter 150 



