148 



Code-words 



Specification 4. 



Achromatic Objectives: 



a 2 a* AA C DD P 



12. 40. 30. 36. 54. 84. 



PI D* J (Water Immersion) 



20. 75. 144. 

 i " 



I 2 



(Homog. Immersion) 



HUYGENIAN Eye-pieces: 



i, 2, 4, 5 



3 (Micrometer Eye-piece, No. 120) 



Glass cell for the Plankton-searcher 

 Revolving Nose-piece for 4 Objectives, No. 50 



Drawing Apparatus, No. 1 1 1 



Stage Micrometer, No. 118 



Counting Chamber, No. 142 



Mk. 256.- 



239-- 

 ibo.- 



28. 

 18. 



Mk. 701. 



3-5 

 32. 

 60. 

 10. 

 I5- 



Outfit completed by adding: 



a) Stand I*, No. 56 ,, 300. 



Polarizing Apparatus, No. 170, and Selenite Film, 



No. 1 80 ,, 44. 



Packing 4. 



1 20.50 



348- Mk. 1169.50 Piarlego 



b) Stand Ic, No. 64 



Polarizing Apparatus, No. 170, and Selenite Film, 



No. 1 80 



Packing 



325- 

 44- 



373 ,, 1194.50 Pleacnrel 



c) Stand II*, No. 72 ,, 290. 



Polarizing Apparatus, No. 170, and Selenite Film, 



No. 1 80 44. 



Packing 3.50 



337-5 1159. Picjihigos 



d) Stand IV*, No. 74 



Packing 



250. 

 3-50 



253.50 1075. Picaporte 



e) Stand Via, NO. 82 



Packing 



150. 

 2.50 



152.50 974. Piearescu 



f) Stand VIb, No. 87 



... 208. 

 Packing 2.50 



210.50 1032. Picatorte 



In the event of a microtome being required as well we shall be pleased to supply it at the 

 maker's catalogue price (see notice on p. 140). 



