Vidraça Piracicaba

'Vidraça Piracicaba' (Piracicaba Window), painted by Sercelli in 1900, documents an architectural detail from Piracicaba—a city in the São Paulo state interior whose rapid growth in the coffee era made it a significant urban centre. The 'vidraça' (stained or leaded glass window) as subject suggests Sercelli was documenting the decorative architecture of a specific building—possibly a church, public building, or elite residence—in which such ornamental glazing was a mark of civic ambition. The Ipiranga Museum holds this architectural documentation.

A stained or decorative glass window presents the specific challenge of rendering both the glass's colour and transparency and the light passing through it, creating luminous effects distinct from opaque surfaces. Sercelli's handling of these translucent qualities tests his capacity for optical description.