APPENDIX. 153 



40. Hot-air sterilizer or oven. 



41. Knitting needle or probe. 



42. Litmus paper. 



43. Lamp-chimney. 



44. Meat-saw. 



45. Mortar and pestle. 



46. Needles and thread. 



47. Pair of dividers. 



48. Pasteurizing apparatus or tin pail. 



49. Petri dishes. 



50. Pinch-cocks. 



51. Pins. 



52. Ring-stand. 



53. Rods of wood and metal. 



54. Rotary apparatus with color disks. Bradley Color Wheel 



and Maxwell Disks. 



55. Rubber dam. 



56. Rubber tubing. 



660 c.m. pure rubber tubing, 12 m.m. in diameter. 

 1 metre pure rubber tubing, 6 m.m. in diameter. 

 560 c.m. pure rubber tubing, 5 m.m. in diameter. 



57. Ruler or tape-measure. 



58. Scales, Fairbanks' Standard. 



59. Sheet-cork. 



60. Sponge. 



61. Spring-balance. 



62. Steam sterilizer or kettle for steaming. May use the 



Pasteurizing apparatus. 



63. Test-tubes. 



64. Test-tube rack. 



65. Test-types for testing eyes. 



66. Thermometer, chemical. 



67. Thermometer, physician's. 



