Scan of 2 d images in the public domain believed to be free to use without restriction in the US. From Wellcome Images: “Credit: Wellcome Library, London
The heads of four women wearing chignons with large curls attached to their natural hair; a chignon piece. Coloured engraving, 1875, after E. Thirion.
1875
Published: [s.n.],[Paris] : 1 January 1875
Printed: Moine et Falconer,(Paris :
Size: image 22.5 x 14.5 cm.
Collection: Iconographic Collections
Library reference no.: ICV No 20287L
Full Bibliographic Record Link to Wellcome Library Catalogue”