Hello my name is Glenda, .Please note I am unable to do live phone conversations. I will not send a message to you asking for a phone call. If you get a message asking to do a phone call, this is not from me. It is an automated message from elsewhere. ...I have been in the antique business for over 45 years, Appraising, Antique shop owner, also buying and selling on today's current market. it is my pleasure to put my experience to work for you. . If the chair is not marked, there is no way to know who made this or when. At best it can be given an estimated date of when it was made. It can be valued for what it is.