1. HS85/10/M.1(34) Reference (shelfmark): HS85/10/M.1(34) Title: Roof painting in St John's Church, Malta. St John speaking to the messengers, by Mattia Preti (1661). Photographer: Vella, J. Scope & Content: Genre: Architectural Photography View of ceiling painting in St John's Co-Cathedral, Valletta. Collection Area: Printed Collections Languages: Not applicable Date Range: 1910 Extent: 1 item