ACADEMY OF SCIENCES. 209 



" The Officers of this Society are prohibited from incurring any 

 indebtedness on behalf of this Society, unless authorized by the 

 Board of Trustees, or by a vote of the Academy at a regular 

 meeting." 



Donations to the Museum : A specimen of sulphate of baryta 

 and sulphate of lime, Dreelite, from the Redington quicksilver 

 mine, Lake County, by Mr, Durand. Dr. Kellogg stated that 

 the Colonial Museum, Wellington, New Zealand, had sent to the 

 Academy a donation to its Museum, which was now on the way 

 here ; it consisted of the skins of birds, seeds of shrubs, etc. A 

 curious crystallization of Oxide of Zinc, by Mr, Durand. 



Donations to the Library : Volume V. of the U. S. Ex. of the 

 40th Parallel, under Clarence King, Geologist, on the Botany of 

 said Exploration, presented by U. S. Engineer Department. 



Report of the Board of Health of the State of California, 1870- 

 71, from T. M. Logan, M.D., Secretary. 



Mr. Hastings made some remarks in connection with his inves- 

 tigations of Davidson's improved retort for manufacturing gas from 

 hydro-carbons; and also expressed the hope that the Academy 

 would encourage inventors to exhibit and explain their inventions 

 at our meetings. 



Dr. Henry Gibbons and Drs. Kellogg and Cooper were, on mo- 

 tion, appointed a Committee to furnish suitable subjects for discus- 

 sion at the meetings of the Academy. 



Regular Meeting, February 19th, 1872. 

 Vice-President in the Chair. 



Twenty-four members present. 



Oliver Eldridge, William Alvord, Samuel M. Wilson, Ralph 

 C. Harrison, F. W. Von Reynegom, George E. Gray and A. J. 

 Chambers were elected resident members. 



Prof. Rudolph Gottgetren, of Munich, Bavaria, was elected a 

 corresponding member. 



