Home Product Tag Zwicky Zwicky – Sewing & Embroidery Silks Otto Baumberger,1927 SOLD Zwicky – Sewing & Embroidery Silks Otto Baumberger,1927 SOLD Zwicky – Sewing & Embroidery Silks Jean Walther,1939 SOLD Zwicky – Sewing & Embroidery Silks Jean Walther,1939 Zwicky – Iris – Flora – Silk Thread Jean Walther,1940 Zwicky – Sewing & Embroidery Silks Donald Brun,1946 SOLD Zwicky – Sewing & Embroidery Silks Jean Walther,1946 Collector’s Choice Zwicky – Silk Thread Donald Brun,1946 Zwicky – Silk Thread Donald Brun,1946 SOLD Zwicky – Sewing & Embroidery Silks Donald Brun,1946 More