Dedicated to the former Asland cement factory, which has now been turned into a museum attached to the MNACTEC, and in 2005 was declared an asset of national cultural interest, in the historical monument category. The notebook focuses on the different aspects surrounding the factory. The characteristics of the location chosen as the factory site, El Clot del Moro, the industrial product (Portland cement), sources of energy, the productive process and its evolution, along with aspects related to the building and social and employment changes, are all among the topics covered.