196 



SCIENCE 



[N. S. Vol. XXXIX. No. 997 



1908. On the Methods and Expenses of C!on- 

 dueting Seientlfie Work Under the 

 Government. 



2. Committees appointed at the request of Joint 



Commissions and Committees of Congress. 



1884. On the Signal Service of the Army, the 

 Geological Survey, the Coast and 

 Geodetic Survey, and the Hydro- 

 graphic Office of the Navy Depart- 

 ment. 



1902. On the Establishment of a National 

 Forest Reserve in the Southern Ap- 

 palachians. 



3. Committees appointed at the request of the 



President of the United States. 



1870. On the Protection of Coal Mines from 

 Explosion by Means of Electricity. 



1902. On Scientific Explorations in the Philip- 

 pines. 



4. Committees appointed at the request of the 



Treasury Department. 

 1863. On the National Currency (Confidential). 

 1863. On Weights, Measures and Coinage. 



1863. On Saxton's Alcoholometer. 



1864. On Materials for the Manufacture of 



Cent Coins. 



1866. On the Prevention of Counterfeiting. 



1866. On Spirit Meters. 



1866. On Proving and Gauging Distilled Spir- 

 its and Preventing Fraud. 



1866. On Metric Standards for the States. 



1870. On the Effect of Chemicals on Internal 

 Kevenue Stamps. 



1873. On an International Bureau of Weights 

 and Measures. 



1875. On Water-proofing the Fractional Cur- 

 rency. 



1875. On Means of distinguishing Calf's Hair 



from Woolen Goods (Confidential). 



1876. On Artificial Coloring of Sugars to Sim- 



ulate a Lower Grade According to the 

 Standard on which Duties are Levied 

 (Confidential). 



1876. On the Use of Polarized Light to Deter- 



mine the Values of Sugars. 



1877. On Demerara Sugars. 



1878. On Building Stone to be used for the 



Custom House at Chicago (no re- 

 port). 



1882. On the Separation of Methyl Alcohol or 

 Wood Spirits from Ethyl Alcohol. 



1882. On Glucose. 



1882. On Triangulation Connecting the At- 

 lantic and Pacific Coasts (no report). 



1884. On Philosophical and Scientific Appa- 



ratus. 



1885. On the Tariff Classification of Wools. 

 1886 



and 



1887. On the Morphine Content of Opium. 



1887. On Quartz Plates used in Saccharimeters 

 for Sugar Determinations. 



1890. To Formulate a Plan for a Systematic 

 Search for the North Magnetic Pole. 

 5. Committees appointed at the request of the Navy 

 Department. 



1863. On Protecting the Bottoms of Iron Ves- 

 sels. 



1863. On Magnetic Deviation in Iron Ships. 



1863. On Wind and Current Charts and SaU- 



ing Directions. 



1864. On the Explosion on the United States 



Steamer Chenango. 

 1864. On Experiments on the Expansion of 



Steam. 

 1877. On Proposed Changes in the American 



Ephemeris. 

 1881. On the Transit of Venus. 

 1885. On the Astronomical Day, the Solar 



Eclipse of 1886, and the Erection of 



a New Naval Observatory. 



6. Committees appointed at the request of the War 



Department. 

 1864. On the Question of Tests for the Purity 

 of Whiskey. 



1866. On the Preservation of Paint on Army 



Knapsacks. 



1867. On Galvanic Action from Association of 



Zinc and Iron. 

 1873. On the Exploration of the Yellowstone. 

 1881. On Questions of Meteorological Science 



and its Application. 



7. Committees appointed at the request of the De- 



partment of State. 



1866. On the Improvement of Greytown Har- 

 bor, Nicaragua. 



1903. On the Restoration of the Declaration of 

 Independence. 



8. Committees appointed at the request of the De- 



partment of Agriculture. 

 1870. On Snk Culture in the United States. 

 1881. On Sorghum Sugar. 



9. Committees appointed at the request of the De- 



partment of the Interior. 

 1880. On the Restoration of the Declaration 

 of Independence. 



