 Recent scientific advances have allowed the charcoal to be identified, indicating that boxwood, maple, yew, oak, and pine are present.Research into the form of the city mound objects is currently underway; consolidation of the carbonized wood has been deemed unadvisable and will not be undertaken.Conservation of the wooden artifacts from Gordion has been ongoing since 1981, initiated by Robert Payton, now conservator at the Museum of London.