I know very little about flow blue except this is a very beautiful wash bowl and pitcher. The pitcher is 11 3/4 " tall the wash bowl 17 1/4 " across and 6 1/2 tall. It has an incise mark on both basin and pitcher and I can not make it out, happy to answer any question. The item "ANTIQUE FLOW BLUE STYLE IRONSTONE PITCHER AND BASIN FLORAL PATTERN SET" is in sale since Thursday, February 22, 2018.
This item is in the category "Pottery & Glass\Pottery & China\China & Dinnerware\Flow Blue". The seller is "findandsalefl" and is located in Sarasota, Florida. 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, Sweden, South Korea, Indonesia, South africa, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, 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, China, Taiwan, Thailand.