Children in the Nursery school,
|Main Author:||Johnson, Harriet Merrill.|
New York, The John Day company 
Bureau of educational experiments, New York.
> Nursery school.
Education > Experimental methods.
A record of eight years' experience in the Nursery school of the Bureau of educational experiments.
xx p., 2 l.,-325,  p.
front., illus., plates.
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