MUSEUM NEWS NOTES 14] 
of the animals, the physical aspect of the country through which the 
expedition passed and the primitive inhabitants, was thrown upon the 
stereopticon screen. ‘The newly arranged African Hall is now open to 
the public. 
THe collection of meteorites in the Foyer has been enriched by the 
recently acquired siderite or iron meteorite to be known as Knowles, the 
name of the post office in Oklahoma nearest to where it was found. 
The find has not yet been described, but a full account with illustrations 
will soon be published. ‘The mass weighs about 355 pounds. ‘There 
has also been placed on exhibition here the second largest known mass 
of the siderolite form of the Brenham (Kansas) meteorite. This weighs 
218 pounds and replaces the two smaller masses of the same fall that 
have heretofore been on exhibition. 
Monday, May 16, 8:15 P.M. 
In codperation with the 
NEW YORK ACADEMY, OF SCIENCES 
In the large Auditorium of the Museum 
Illustrated Lecture 
‘‘The Return of Halley’s Comet” 
By 
Proressor 8S. A. MircHELL 
Of Columbia University 
No tickets required 
Members of the Museum and their friends are cordially invited to attend 
