https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14302574![Butte Chaumont] (recto); [Unidentified French city view] (verso](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL2dldHR5MTA3Y3F6LWltYWdlLmpwZw.jpg)
Butte Chaumont] (recto); [Unidentified French city view] (verso
Original public domain image from Getty Museum
Public DomainFree CC0 image for Personal and Business use