AN EARLY 20TH-CENTURY IRIDESCENT GLASS FRITZ HECKERT 'CHANGEANT' VASE BY OTTO THAMM

German, early 20th century, designed by Otto Thamm, dimpled body with long neck, rim with three pulled out strap handles, gold iridescent ground with pulled silvery blue threads, 12 x 6 3/8 in. Proven

possibly Loetz or Otto Thamm for Fritz Heckert, early 20th century, low bulbous body with tall cylindrical neck, opalescent glass cased in ruby pink and gold oil splashes, leafy floral silver overlay

Large Fritz Heckert Bohemian art glass vase designed by Otto Thamm c1905. Unsigned. Perfect condition. This line of glass was known as "Changeant" and up until recently was attributed to Loetz. 14.75"

Continental, circa 1900, red and yellow iridescent free form vase, unsigned, approximately 4-1/4 x 8 in. diameterNote: A similar vase designed by Otto Thamm and produced by Fritz Heckert Glass Refiner

Long-necked vase Otto Thamm (design), Fritz Heckert, Petersdorf, 1903 Colorless glass, underlaid with white opal, fused-on color crumbs. Iridescent. H. 37 cm Lit.: S. Zelasko, Fritz Heckert. Kunstglas

Otto Thamm for Fritz Heckert, a large Iris iridescent glass vase, circa 1903, bottle form with elongated neck, yellow draining to green and blue lustre oil spots, 43cm high

TWO LOETZ-TYPE BLOWN GLASS VASESEarly 20th CenturyOne in raspberry and the other in sea green. Probably by Fritz Heckert.Heights 8" and 12".

FRITZ HECKERT CHANGEART ART GLASS VASE, cobalt blue iridescent with platinum decoration, molded square form with a tooled rim, polished pontil mark. Bohemian. 20th century. 7 1/4" H, 4 1/2" SQ rim.Und

Quezal EARLY 20TH CENTURY an iridescent glass vase signed QUEZAL to underneath Height 7 inches Estimate $ 600-800

of squat form, in iridescent green glass with a purple interior, with an Art Nouveau/Secessionist style copper overlay, height 8cm

Steuben iridescent Verre de Soie glass vase #3079, early 20th century. Iridescent bulbous glass vase with four shaped tubes to the stem and a polished pontil, apparently unsigned. Weight Approx., 1 lb

Early 20th c. Iridescent Art Glass Low Vase, with flared rim and bulbous vase, incised "Steuben" on polished pontil base, 4 7/8" high, 5" diam. Base scratches, otherwise good condition.

Quezal American, Early 20th Century Vase iridescent glass maker's mark to underside. H 8 inches. Property from the Estate of Professor Ethan D. Alyea, Jr., Bloomington, Indiana

Quezal American, Early 20th Century Vase iridescent glass with pulled decoration marked 'Quezal' / 'F658' to underside. H 21 inches (overall); H 10 1/2 inches (vase only). Property from the Estate of

Loetz German, Early 20th Century Vase iridescent glass signed 'Loetz / Austria' on underside H 8 inches. Property from the Estate of Beatrice Weiskopf, Buffalo Grove, Illinois

Steuben (American), early 20th century. Gold aurene "Grotesque" iridescent glass vase having fluted rim and wide foot. Form 7265. Maker's mark to underside of foot. Approx. 10".

A large and fine, early 20th century Steuben Gold Aurene iridescent glass vase, ribbed body, with a circular foot and polished pontil, 10 1/2 in. tall x 4 3/4 in. diameter, signed "Aurene" with shape

Attributed to Loetz Austrian, Early 20th Century Vase iridescent glass unmarked H 5 3/4 inches.

Attributed to Loetz Austrian, Early 20th Century Vase iridescent glass unmarked H 5 3/4 inches.

Early 20th century Art Nouveau iridescent art glass vase with sterling overlay, possibly Quezal, marked sterling on bottom rim, 3 1/4" H.

Steuben iridescent Verre de Soie glass vase, early 20th century. Iridescent half-gourd form glass vase with a polished pontil, apparently unsigned. Weight Approx., 2 lbs Measures Approx., 7 inches dia

Large Early 20th c. Tiffany Studios Favrile Blue Iridescent Glass Vase, with flared rim, cylindrical neck and ovoid body, base inscribed 'L.C. Tiffany Favrile' and '5078 L', 12" high, 7 1/4" diam. Inc

Art Nouveau Austrian, Early 20th Century Two Vases iridescent glass one spuriously signed 'Loetz / Austria' to underside H of tallest 8 3/4 inches. Property from the Collection of Dr. Kianoosh Jafari

Loetz Iridescent Glass Vase early 20th C. unmarked. Dimensions: Larger 4.75" H Property from the collection of John 'Parker' Prindle, Jr.