[Photograph of Libby and Alison Palmquist looking through the end of a culvert pipe]
MLA
[Photograph of Libby and Alison Palmquist Looking through the End of a Culvert Pipe]. 1963. https://collections.library.yale.edu/catalog/2068213.
APA, 6th edition
[Photograph of Libby and Alison Palmquist looking through the end of a culvert pipe]. (1963). [Negatives]. https://collections.library.yale.edu/catalog/2068213.