This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Temperature moisture and relative humidity of stored tobacco Page BHL. Temperature moisture and relative humidity of stored tobacco Page Text Illustration no biodiversitylibrary org title Childs Dana Overby United States Watkins The contributing institution believes that this item is not in copyright Biodiversity Heritage