Keywords: Toppila Pulp Mill Oulu 1992b.jpg The former digester house of Toppila pulp mill in 1992 Toppilan sellutehtaan entinen keittämörakennus 1992 own 1992 Estormiz I the author of this work will publish this photograph into Public Domain for anybody to use it in any way 1992 in Oulu Brick buildings in Oulu Toppila pulp mill |