Ig11] BRIEFER ARTICLES 227 
It seems that the occasional occurrence of monoecious heads and 
also of more than one egg in an archegonium may indicate reversions 
to a more primitive ancestral type.—JENNIE M. SPEER, The University 
of Chicago. 
A PORTABLE, ADJUSTABLE CAMERA STAND 
(WITH THREE FIGURES) 
Occasion frequently arises when the scientific worker, whether in 
the field, at his station, in the office, or in the laboratory, needs to use 
the camera vertically, or at 
various angles between the ver- 
tical and the horizontal. The 
ordinary tripod does not ad- 
mit of such adjustment unless 
special lugs are provided in the 
camera box. With the writer 
the need has often arisen for 
some handy method of using 
his camera, whereby he might 
photograph objects that must 
e kept in a horizontal posi- 
tion, or, in the field, where the 
best results require an angular 
view. On this account the 
stand shown in the accompany- 
ing photographs was devised 
and used with perfect: success 
and great Saving of time. 
The stand is attached to any 
tripod by means of the standard 
tripod screw, and by a similar 
Screw the camera is in turn 
attached to the adjustable stand 
as shown in fig. 2, In actual 
Operation the tripod is set firmly with the legs spread out pretty well 
~ give rigidity, and to allow plenty of space for the bed of the ad- 
Justable stand between any two of the tripod legs in the case of 
vertical work. The stand is then attached to the tripod and turned 
about until the bed (b, fig. 2) points in a direction exactly between 
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