Welsh, John Henry,  1901- <br/><br/>
Laboratory exercises in invertebrate physiology / 
by John H. Welsh, Ralph I. Smith 
 - v, 126 pages :  illustrations ;  28 cm 
<br/><br/><label>ISBN: </label>9781539392408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates--Physiology--Laboratory manuals
<br/><br/><label>Dewey Class. No.: </label>592.072  / WJL