Lot Essay
Cf: Waltraud Neuwirth, Wiener Werkstätte, Avantgarde, Art Déco, Industrial Design, Vienna, 1984, Cat. No. 80
Waltraud Neuwirth, Schutzmarken I, Vienna, 1985, p. 221, Fig. 262
Waltraud Neuwirth, Schutzmarken I, Vienna, 1985, p. 221, Fig. 262