Authenticating a Degas painting requires research. It can no longer be done by a single expert relying on his memory. Too many mistakes were made in the past.
Authenticating a Degas painting or drawing or print or bronze requires forensic studies and analyses and scientific tests of materials.
Authenticating a Degas painting or other artwork requires access to French museums, French art libraries, French archives, because there is more material about Degas in France than anywhere else.
Authenticating a Degas painting requires multi-spectral photography, x-rays, ultraviolet, infrared, hyper high resolution, digital image analysis software.
Authenticating a Degas painting requires advanced education in art history and years of authentication practice and experience.
If you have a Degas that is perhaps a new discovery, or a long lost, or long hidden away, or stolen, or looted painting, that has just resurfaced; we have the means, the resources, the experts, the advanced education and the experience, to authenticate it, certify it, issue the COA and appraise its value.
It you want to sell it, we have the buyers, the connections, the clients who are looking to buy.