[109] FISHERIES OF THE UNITED STATES. 1130 



of nails or pegs; for " waxing" the thread with which the sole 

 is sewed, making the thread run smoothly and glueing every 

 stitch so that the boot will not rip. 56,925. 



21. Wood and felt. 



Cemented with glue made from fish skins. Used by organ and 

 piano makers. 56,903. 



22. Parquet flooring. 



Model. Scale, 1£ inches to foot; constructed with glue from fish 

 skins. 56,902. 



23. Piece of packing-case. 



Sample showing the manner in which fish-glue is used for sealing 

 the joints of packing-cases (for exporting organs and pianos) 

 for the purpose of excluding the moisture. 56,904. 



24. Scrap-book. 



Showing the use of fish-glue in the manufacture of Mark Twain's 

 Scrap-Book . 56,926. 



25. Leather belting. 



Cemented with glue from fish skins. 56,924. 



26. Straw hats. 



Two colored and two bleached with glue or sizing from fish skins. 

 56,929. 



27. Fish-sign. 



Small pieces of wood glued together in shape of fish. 56,923. 



28. Carriage-axle. 



Iron and wood cemented with glue from fish skins. " The iron axle 

 is firmly glued to its wooden bed, making a perfect finish, ex- 

 cluding moisture from the joint, and greatly increasing its 

 strength." 56,901. 



29. Quill. 



This quill has a ferrule of hardwood, with the grain running spirally, 

 let into an annular groove in the head and cemented with glne 

 from fish skins. A sample of the quill is also shown. 56,899. 



30. Agate-edge spool. 



Made with felt cloth and glue from fish skius. 56,900. 



"The fact that fish-glue, or isinglass, as it is generally called, is 

 very much stronger and more flexible than glue made from the 

 skins of animals, has long been known, but until within a few 



