ANALYSIS, REFINING, AND COMPOSITION. 



69 



all conform to the sulphuric-acid tests and further conform to the refractive 

 index test . Sample No. 4 is the only sample reported as " water white." 



(10) In summing up the results obtained on the various tests to which the 

 four samples of wood turpentine were subjected it is considered that they 

 have proved to be entirely satisfactory for use in paints (both inside and out- 

 side paint) and that they are good grades of wood turpentine. 



R. STOCKEB. 

 [1st indorsement.] 



1654 SEPTEMBER 5, 1912. 



From : Commandant navy yard, New York. 

 To : Bureau of Construction and Repair. 

 (1) Forwarded, approved. 



ALBERT GLOVER. 



ADDITIONAL COPIES of this publication 

 -\- may be procured from the SUPERINTEND- 

 ENT OF DOCUMENTS, Government Printing 

 Office, Washington, D. C., at 15 cents per copy 



