Art appraisal and antique appraisal guide
asian art appraisal ressources
https://www.pbs.org/wgbh/roadshow/appraisers/james-callahan/
https://www.bonhams.com/departments/CAT-ORI/
https://www.invaluable.com/asian-art-antiques/pc-URF9IESAHL/
https://mearto.com/asian-art