Dahm, Helen,  1878-1968. <br/><br/>
Helen Dahm :  Muzeum zu Allerheiligen Schaffhausen 27. Juni bis 22 August 1971 / 
[gestaltung Max Freivogel]. 
 - Schaffhausen :  Muzeum zu Allerheiligen,  1971. 
 - [35 p.] unpaged :  127 plates ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Painting, Swiss --Catalogs--Exhibitions.<br/>Painters--Catalogs--Switzerland--Exhibitions.
<br/><br/><label>LC Class. No.: </label>ND853.D25  / D34 1971