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| Figure | 1. | Mill for grinding dry samples | 7 | ||
| ” | 2. | Comminutor for green samples | 9 | ||
| ” | 3. | Rasp for sugar beets | 10 | ||
| ” | 4. | Dreef grinding apparatus | 11 | ||
| ” | 5. | Water jacket drying oven | 14 | ||
| ” | 6. | Thermostat for Steam-Bath | 15 | ||
| ” | 7. | Spencer’s drying oven | 17 | ||
| ” | 8. | Electric vacuum drying oven | 19 | ||
| ” | 9. | Steam coil drying oven | 21 | ||
| ” | 10. | Carr’s vacuum drying oven | 22 | ||
| ” | 10. | (Bis.) vacuum oven open | 23 | ||
| ” | 11. | Apparatus for drying in a current of hydrogen | 25 | ||
| ” | 12. | Caldwell’s hydrogen drying apparatus | 27 | ||
| ” | 13. | Liebig’s ente | 28 | ||
| ” | 14. | Drying apparatus used at the Halle Station | 29 | ||
| ” | 15. | Wrampelmayer’s oven | 30 | ||
| ” | 16. | Ulsch drying oven | 31 | ||
| ” | 17. | Courtoune muffle | 39 | ||
| ” | 18. | Knorr’s extraction apparatus | 45 | ||
| ” | 19. | Extraction flask | 46 | ||
| ” | 20. | Extraction tube | 46 | ||
| ” | 21. | Extraction siphon tube | 46 | ||
| ” | 22. | Soxhlet extraction apparatus | 48 | ||
| ” | 23. | Compact condensing apparatus | 49 | ||
| ” | 24. | Improved compact extraction apparatus | 51 | ||
| ” | 25. | Knorr’s apparatus for recovering solvents | 54 | ||
| ” | 26. | Apparatus for recovering solvents from open dishes | 55 | ||
| ” | 27. | Common forms of pyknometers | 63 | ||
| ” | 28. | Bath for pyknometers | 66 | ||
| ” | 29. | Aereometers, pyknometers and hydrostatic balance | 68 | ||
| ” | 30. | Hydrostatic balance | 69 | ||
| ” | 31. | Course of rays of light in a nicol | 77 | ||
| ” | 32. | Theory of the nicol | 78 | ||
| ” | 33. | Laurent lamp | 83 | ||
| ” | 34. | Lamp for producing constant monochromatic flame | 85 | ||
| ” | 35. | Field of vision of a Laurent polariscope | 86 | ||
| ” | 36. | Laurent polariscope | 88 | ||
| ” | 37. | Tint polariscope | 89 | ||
| ” | 38. | Double compensating shadow polariscope | 91 | ||
| ” | 39. | Triple shadow polariscope | 92 | ||
| ” | 40. | Apparatus for producing a triple shadow | 92 | ||
| ” | 41. | Control observation tube | 95 | ||
| ” | 42. | Apparatus for the volumetric estimation | |||
| of reducing sugars | 131 | ||||
| ” | 43. | Apparatus for the electrolytic deposition of copper | 151 | ||
| ” | 44. | Apparatus for filtering copper suboxid | 154 | ||
| ” | 45. | Apparatus for reducing copper suboxid | 154 | ||
| ” | 46. | Distilling apparatus for pentoses | 179 | ||
| ” | 47. | Autoclave for starch analysis | 199 | ||
| ” | 47. | (Bis). Maercker’s hydrolyzing apparatus for starch | 204 | ||
| ” | 48. | Maranta starch | × 350 | to face | 220 |
| ” | 49. | Potato starch | × 350 | ||
| ” | 50. | Ginger starch | × 350 | ||
| ” | 51. | Sago starch | × 350 | ||
| ” | 52. | Pea starch | × 350 | ||
| ” | 53. | Bean starch | × 350 | ||
| ” | 54. | Wheat starch | × 350 | ||
| ” | 55. | Barley starch | × 350 | ||
| ” | 56. | Rye starch | × 350 | ||
| ” | 57. | Oat starch | × 350 | ||
| ” | 58. | Indian corn starch | × 350 | ||
| ” | 59. | Rice starch | × 350 | ||
| ” | 60. | Cassava starch | × 150 | ||
| ” | 61. | Indian corn starch | × 150 | ||
| ” | 62. | Laboratory cane mill | 230 | ||
| ” | 63. | Weighing pipette | 231 | ||
| ” | 64. | Gird’s gravimeter | 233 | ||
| ” | 65. | Machine for cutting canes | 236 | ||
| ” | 66. | Cane cutting mill | 237 | ||
| ” | 67. | Apparatus for pulping beets | 243 | ||
| ” | 68. | Apparatus for cold diffusion | 245 | ||
| ” | 69. | Sickel-Soxhlet extractor | 247 | ||
| ” | 70. | Scheibler’s extraction tube | 248 | ||
| ” | 71. | Battery for alcoholic digestion | 250 | ||
| ” | 72. | Rasp for sampling mother beets | 251 | ||
| ” | 73. | Hand press for beet analysis | 251 | ||
| ” | 74. | Perforating rasp | 252 | ||
| ” | 75. | Tube for continuous observation | 253 | ||
| ” | 75. | (Bis). Chandler and Rickett’s Polariscope | 266 | ||
| ” | 76. | Apparatus for polarimetric observations | |||
| at low temperatures | 267 | ||||
| ” | 77. | Construction of desiccating tube | 268 | ||
| ” | 78. | Apparatus for polarizing at high temperatures | 269 | ||
| ” | 79. | Oil press | 312 | ||
| ” | 80. | Apparatus for fractional distillation | |||
| of petroleum ether | 314 | ||||
| ” | 81. | Section showing construction of a funnel | |||
| for hot filtration | 316 | ||||
| ” | 82. | Balance and Westphal sinker | 318 | ||
| ” | 83. | Melting point tubes | 322 | ||
| ” | 84. | Apparatus for the determination of melting point | 324 | ||
| ” | 85. | Apparatus for determining crystallizing point | 327 | ||
| ” | 86. | Abbe’s refractometer | 329 | ||
| ” | 87. | Charging position of refractometer | 330 | ||
| ” | 88. | Prism of Pulfrich’s refractometer | 331 | ||
| ” | 89. | Pulfrich’s new refractometer | 332 | ||
| ” | 90. | Heating apparatus for Pulfrich’s refractometer | 333 | ||
| ” | 91. | Spectrometer attachment | 333 | ||
| ” | 92. | Oleorefractometer | 335 | ||
| ” | 93. | Section showing construction of oleorefractometer | 335 | ||
| ” | 94. | Butyrorefractometer | 339 | ||
| ” | 95. | Doolittle’s viscosimeter | 343 | ||
| ” | 96. | Lard crystals | × 65 | to face | 348 |
| ” | 97. | Refined lard crystals | × 65 | ||
| ” | 98. | Apparatus for determining rise of temperature | |||
| with sulfuric acid | 358 | ||||
| ” | 99. | Apparatus for determining heat of bromination | 362 | ||
| ” | 100. | Olein tube | 374 | ||
| ” | 101. | Apparatus for saponifying under pressure | 380 | ||
| ” | 102. | Apparatus for the distillation of volatile acids | 388 | ||
| ” | 103. | Apparatus for amid nitrogen | 425 | ||
| ” | 104. | Sachsse’s eudiometer | 425 | ||
| ” | 105. | Dialyzing apparatus | 447 | ||
| ” | 106. | Scovell’s milk sampling tube | 470 | ||
| ” | 107. | Lactoscope, lactometer, and creamometer | 474 | ||
| ” | 108. | Areometric fat apparatus | 493 | ||
| ” | 109. | Babcock’s butyrometer and acid measure | 500 | ||
| ” | 110. | Gerber’s butyrometers | 502 | ||
| ” | 111. | Gerber’s centrifugal | 503 | ||
| ” | 112. | Thermometer for butyrorefractometer | 515 | ||
| ” | 113. | Apparatus for determining carbon dioxid in koumiss | 533 | ||
| ” | 114. | Cuts of mutton | 548 | ||
| ” | 115. | Cuts of beef | 548 | ||
| ” | 116. | Cuts of pork | 548 | ||
| ” | 117. | Bath for artificial digestion | 559 | ||
| ” | 118. | Bag for collecting feces | 563 | ||
| ” | 119. | Fecal bag attachment | 563 | ||
| ” | 120. | Hempel and Atwater’s calorimeter | 570 | ||
| ” | 121. | Apparatus for acetic acid | 603 | ||
| ” | 122. | Apparatus for smoking | 610 | ||
| ” | 123. | Metal distilling apparatus | 613 | ||
| ” | 124. | Distilling apparatus | 614 | ||
| ” | 125. | Improved ebullioscope | 623 | ||