I believe they are Salviati, although they are not signed. They are both in great condition shown no chips no cracks. These candlesticks were squared from an antique dealer used to sell art glass through Bergendorff Goodman. From this high end department store. Antonio Salviati founded in 1866 a blown glass factory, the Venice and Murano company limited.
This was a period of research for the Murano master and among the many techniques taken from the past This pair of candlesticks are a Fine example of this technique. Enriched by figures of imaginary dolphins and inclusion of gold these candlesticks were probably produced at the beginning of the 20th century. The item "Pair Murano Venetian Glass by Salviati Gold Aventurine Dolphin Candlesticks" is in sale since Saturday, March 9, 2019. This item is in the category "Pottery & Glass\Glass\Art Glass\Italian". The seller is "antikl0ver" and is located in Ridgewood, New York.This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.