Paper Newsprint Conservation Treatment Paper Newsprint Conservation Treatment from Michael Porteous Paper Newsprint Conservation Treatment Conducted dry surface cleaning employing various types of archival safe erasers to removed surface dirt and residue. gLike Paper Newsprint Conservation Treatment Conducted dry surface cleaning employing various types of archival safe erasers to removed surface dirt and residue. Photographic Styling Share R 7 n Michael Porteous Museum Professtioal Ottawa, Canada Follow Contact