Caleb, C.C. . <br/><br/>
Eyesight in Schools /  Textual Documents 
C.C.Caleb. 
 - 1st ed. / 
 - Lahore :  Rai Sahib M.Gulab Singh & Sons ,  1906. 
 - 79p. :  ill ;  20cm . 
<br/><br/><label>Subjects--Index Terms: </label>Eyesight G-Technology 
<br/><br/><label>Dewey Class. No.: </label>612.84  / C 128 Ey