15 



20. A BALL OF STOUT COTTON TWINE. 



21. A SHEET OF PARCHMENT. 



22. Butcher knife, scissors, needles, and thread, for skin- 

 ning and sewing up animals : also, some papers of common pins. 



23. Blank labels of paper with strings attached for marking 

 localities, sex, &c., and tying to the legs of the dried skins, or to 

 the stems of plants. The name of the expedition and of its com- 

 mander may be printed on the upper margin, and of the collector 

 at the right end of the lower. 



24. Portfolio for collecting plants. 



25. Press for drying plants between the blotting-paper. Pres- 

 sure is applied by straps. 



26. Yery absorbent paper for drying plants. 



27. Stiffer paper for collecting plants in the field. The same 

 paper may be used for wrapping up skins of birds and quadrupeds, 

 as well a,s minerals and fossils. 



28. Small bottles with wide mouths for collecting and pre- 

 serving insects, etc. They should always be properly corked be- 

 forehand; 2 and 4 oz. are convenient sizes. Homoeopathic bottles 

 may also be added to advantage. 



29. Geological hammer. 



30. Double-barrelled gun and rifle; also shot-belt, powder- 

 flask, powder, shot, percussion caps, and wadding. 



31. Fine shot for small birds and mammals. Numbers 3, 6, 

 and 9, or 10, are proper sizes; the latter should always be taken. 



32. A pocket case of dissecting instruments will be very con- 

 venient. 



33. Blowpipe apparatus for mineralogical examinations. 



34. Pocket vial for insects. 



35. Bottle of ether for killing insects. 



36. Insect pins, and apparatus for capturing insects. 



37. Cork-lined boxes. 



38. Pocket note-book. The kind made of what is called me- 

 tallic paper, with which a pewter pencil is used, is much the best, 

 as not liable to being defaced. Every specimen should have its 

 number, beginning with 1, marked on the label or object itself, and 

 entered in the record, and but a single series for those dried and in 

 alcohol. The different parts of the same object should have a sin- 

 gle, common number, as a skin and its skull or skeleton ; a bird and 

 its nest or eggs, etc. Where several specimens of one locality are 



