ha-Shaliaḥ ha-neʼeman;  ḥoveret hadrakhah, mukdeshet li-demuto shel Ḥaver ha-Keneset Yaʻakov Kats. 

 - Tel-Aviv,  Ezra, Irgun ha-noʻar ha-ḥaredi be-E. Y., Maḥleket ha-hadrakhah she-ʻa. y. ha-Hanhalah ha-artsit,  728 [1968] 
 - 16 p.  25 cm. 
<br/><br/><label>LCCN: </label>he 68002877  
<br/><br/><label>Subjects--Personal Names: </label><br/>Katz, Jacob, -1967. 
<br/><br/><label>LC Class. No.: </label>DS126.6.K25  / S43