Vintage Large Bi Color Smoky Topaz Sterling Silver Ring - Size 6.25 US$ 141.95 ★★★★★ 4.4 (26 reviews)
Vintage Mexico Blue Turquoise Inlay Fish Pattern Sterling Silver Bracelet - 7.25" US$ 130.00 ★★★★★ 4.4 (26 reviews)
Vintage Mercury Dime Coin Cut Out Silver Pendant Sterling Silver Necklace 18" US$ 95.00 ★★★★★ 4.7 (28 reviews)
Vintage Large Orange Maligano Jasper Sterling Silver Ring - Size 5.5 US$ 85.95 ★★★★★ 4.1 (12 reviews)
Vintage Large Carnelian Modernist Style Sterling Silver Ring - Size 6.25 US$ 90.00 ★★★★★ 4.9 (23 reviews)
Vintage Large Blue Topaz & Cubic Zirconia Sterling Silver Ring - Size 9 US$ 117.95 ★★★★★ 4.8 (23 reviews)
Vintage Mexico Modernist Dominique Dinouart Large Amethyst Sterling Silver Ring - Size 6.75 US$ 120.00 ★★★★★ 4.9 (7 reviews)
Vintage Mexico Modernist Fire Orange Paste Glass Stone Sterling Silver Ring - Size 10.25 US$ 82.00 ★★★★★ 4.7 (17 reviews)
12-16: Green Technologies: Electronic Water Treatment System Successfully US$ 20.00 Min. order: 1 piece ★★★★★ 5.0 (8 reviews) Sold : Login>>
87-11: Reuse of Pretreated Coal Gasification Condensate in a Pilot Scale US$ 20.00 Min. order: 1 piece ★★★★★ 4.0 (15 reviews) Sold : Login>>
13-05: Air Cooled Steam Condenser Test Laboratory US$ 20.00 Min. order: 1 piece ★★★★★ 4.3 (21 reviews) Sold : Login>>
64-03: The Use of Municipal Sewage Effluent in Cooling Towers US$ 20.00 Min. order: 1 piece ★★★★★ 4.1 (22 reviews) Sold : Login>>
69-13: The Supplemental Use of Dry Surface in a Cooling Tower System US$ 20.00 Min. order: 1 piece ★★★★★ 4.9 (22 reviews) Sold : Login>>
91-08: Precise Prediction of Cooling Water pH US$ 20.00 Min. order: 1 piece ★★★★★ 5.0 (18 reviews) Sold : Login>>
