Thank you for submitting your item for appraisal. This still life painting was done by Gustav Adolph WIEGAND (1870-1957). Wiegand was born in Bremen, Germany in 1870, studied in Dresden under Eugen Bracht, won a medal at the World´s Fair in 1904 and exhibited mostly in the New York area where he eventually died in 1957. His still life paintings are being offered and sold at auction. The estimate is based on actual auction results for similar paintings. I hope the information provided was helpful to you.