Heath, R.S.. <br/><br/>
An Elementary Treatise on Geometrical Optics /  Textual Documents 
R.S.Heath. 
 - 1st ed. / 
 - Cambridge :  At The University Press ,  1897. 
 - 234p. :  Bib., ;  18cm . 
<br/><br/><label>Subjects--Index Terms: </label>Optics G-Physics 
<br/><br/><label>Dewey Class. No.: </label>535  / H 351 El