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:
Group of Early Calotype Stereograph Views DP. Mounts approximately cm in to cm in Institution Metropolitan Museum of Art object history exhibition history credit line of Weston Naef in memory of Kathleen Naef and Weston Naef Sr accession number PD Stereo cards of the United Kingdom Calotypes History of Holyrood Palace