Terms of Use for images in the Building a Nation: Indiana Limestone Photograph Collection:

Images from the Indiana Limestone Photograph Collection may be used for non-commercial educational or research purposes with the inclusion of the ILCO ID number and the credit line: © Indiana Limestone Company. Courtesy, Indiana Geological and Water Survey, Indiana University, Bloomington, Indiana. If images are included on a website, please make the ILCO ID a hyperlink to the image record. For commercial uses or uses requiring high-quality images, please contact the Indiana Geological and Water Survey, 611 N. Walnut Grove Avenue, Bloomington, IN 47405 or email igsacm@indiana.edu.