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Announcement 
The University of Chicago Press will pub- 
lish aout Octcber 1 anc ther book by Jacques 
Loeb. new work, entitled “Artificial 
Parthenoginesis and Fertilization,” presents 
the first complete treatment of the subject 
of artificial parthenogenesis in English. Pro- 
fessor Loeb published four years ago 4 book in 
le ‘Die chemische Ent- 
wicklungserregung des tierischen Eies.’ 
W. O. R. King, of the University 0 
England, translated the bock into "Engh 
: gives, as the author say's in ies 
preface, an account of the various = 
‘ideo which-can be drawn from them - 
neering the mechanism by which the 
spermatozc duces lopment. ae 
the problem of fertilization 1s intimately com 
nected with so many t problems : 
a ology ce pathology, the bearing @ 
orded and discussed in the I 
mnt beyond the special problem indica 
by the title. 




