Father Poletti at the ceremony of laying the Foundation Stone at De La Salle College, Fanling 1964

He is standing at the back, marked by a red arrow above his head.

From the book, De La Salle College, Fanling 1965-1971

De La Salle Secondary School, Fanling, Hong Kong 1965-1971 : Brother Hubert : Free Download, Borrow, and Streaming : Internet Archive