894 NEW YORK STATE MUSEUM 



973 Closed fold 



974 Insect pins 



975 Pin holder 



976 Pinning block 



977 Collecting- net showing construction. For model see 



wing frame and wall. 



978 Dip net, see model on wall 



979 Mounts for small insects 



980 Capsule mount 



981 Glue for mounting insects^ 



982 Coleoptera mount 



983 Hemiptera mount 



984 Orthoptera mount 



985 Locality- and date labels 



Mount by Denton method 



986 Plaster cast 



987 Mount complete 



Alcoholic preparations 



988 Bottle with label 



989 Bottle with pin 



990 Bottle on block 



991 Pinning forceps 



991a Forceps for handling insects 



992 Sheet cork 



993 Sheet peat 



994 Relaxing device, see photograph in wing frame 



995 Spreading apparatus 



996 Spreading pins with handles 



997 Strips used in spreading, mica, paper and glass 



998 For spreading Microlepidoptera 



999 Dr Lintner's device 



1000 For spreading Hymenoptera 



1001 For spreading Coleoptera 



1 Kormula : Crush 'la to lOu grams of gelatin or clear glue, preferably the former, and put In a 

 bottle with 100 cubic centimeters of commercial acetic acid (no. 8) and set In a warm place tor 

 three or more days, sha'cliig occasionally. Then add 100 cc of water, 100 cc of 95^ alcohol and \5 to 

 ao cc of glycerin. Operations may be hastened by heating the glue and acid lu a water bath, but 

 great care must be exercised If this is done. 



