Links
[1] https://modernamericanpoetry.org/poem/photoheliograph-lady-0
[2] https://modernamericanpoetry.org/category/image/manuscripttypescript
[3] https://modernamericanpoetry.org/image-type/other
[4] https://modernamericanpoetry.org/media-source/special-collections-morris-library-southern-illinois-university-carbondale