Glideaway X-Support Bed Frame Support System, GS-3 XS Model - 3 Cross Rails and 3 Legs - Strong Center Support Base for Full, Queen and King Mattress, Box Springs, and Bed Foundations

Jenny Lind type spool bed. Very, very nice especially with the matching chest. You probably won't be able to pinpoint a manufacturer. But late 1800s is about the right dating. Hardwood - maybe cherry or mahogany? Sometimes they just expected the mattress to sit on the rails. Or they had wood or metal hangers that fit over the rails. Here is one updated solution to put the mattress on the bed. https://a.co/d/0cgiCToq I would think with the set you could ask $1000 to $2000 https://www.ebay.com/itm/286884723950