Fig. 6From: Indoor/outdoor particulate matter concentrations and microbial load in cultural heritage collectionsIndoor PM2.5 and PM10 concentrations and PM10/PM2.5 ratios (indicated with decimal numbers on the bars of the figure) for the Historical Museum of Crete in Heraklion, the Criminology Museum of the University of Athens and the Neophytos Doukas Library in Zagori in the different measurement sitesBack to article page