Vessel, M. F.  <br/><br/>
Elementary school science teaching / 
M. F. Vessel. 
 - New Delhi :  Prentice-hall,  c 1965. 
 - 119 p. :  ill. ;  23 cm. 
<br/><br/>11  11 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science -- Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>372.3 / V637e