77 
ele apparatus is contained in instrument shelters of U. 
r Bureau patte 
ao ae at eee I ve April is as follows : aes 
2.39 inches. Maximum temperature 77 at 2 M. on the 
Minimum temperature 21.5 at 6.30 A. M. on the roth. 
ACCESSIONS—MAY. 
LABORATORIES. 
I Zeiss microscope IIa. with selection of a oculars and apochromatic 
objectives, 
mace microscopes 1Va. complete. 
I r 
I Cover-glass pause: 
MUSEUMS AND HERBARIUM. 
f Apocynum. (Exchange with the U. S. National Mu- 
é i 
seum. ) 
80 specimens of California acne Rae ca Mr. H. M. Hall.) 
I speci of Z ached oduc (Ex fe with Harvard eee ) 
1 box of refined camphor and 2 fe of crude camphor. (Given by H. J. Baker 
TO. ) 
68 museum specimens of cork and cork products. (Given by the Armstrong Cork 
Compan 
8 museum ill ing the production of cotton seed oil, (Given by the 
American Cotton Oil Company. ) 
26 museum paiaane and 5 photographs illustrating the chocolate industry. 
(Given by the J. S. Huyler Company. } 
15 photographs and 12 museum specimens illustrating the manufacture of wine. 
(Given by the H. T. Dewey & Sons Compan: 
pany. 
§ specimens of Lysimachia producta. (ees by Mr. E. P. Bicknell.) 
7 museum specimens of Porter, Ale and Lager Beer. (Given by Beadleston & 
Woerz, } 
16 museum specimens of licorice root and commercial licorice. (Given by Young 
& Smylie. 
130 specimens of objects made from whitebirch. (Given by E. B. Estes & Sons. ) 
2 herbarium specimens of /elianthus longifolius. (Given by Mr. C. D. Beadle.) 
m specimens of castor oil seeds and castor oil, (Given by H. J. Baker 
& Bro, 0. 
5t specimens of Hepatics for the Columbia Herbarium. (Given by Dr. M. A. 
Howe. ) 
9 museum specimens of Lichens. (Given by Mr. R. S. Williams. } 
