Hi Pam, Thank you for contacting Mearto with your appraisal inquiry. Based on the photos and information provided, and subject to examination, this is: A vintage Art Nouveau leaded glass and bronze "dragonfly" lamp American, early 20th Century The flaring conical form shade with large inverted dragonflies, raised on a brass standard with naturalistic bark treatment and inverted dragonflies. Unmarked. 30 inches tall CONDITION: appears to be in good condition PROVENANCE: acquired from a gallery/dealer $300-500* *represents a fair-market value for auction purposes; retail or asking price may vary. Please let us know if you have additional items to appraise, and thank you again for using Mearto.