Conservation intervention in the plaster panel “Os Pescadores” from the collection of the Faculty of Fine Arts of Oporto University (Portugal)

This article presents the cleaning strategy of the gypsum panel entitled “Os Pescadores”, stored for years without a proper conditioning, presenting large amounts of superficial and more adhered dirt. The methodological approach combined the use of wet and dry methods. As a material of great presence in the Portuguese context, it’s important to share information on case studies posing specific challenges.