The LOC has a nice presentation of the complete collection two clicks away from the submitted link:

https://storymaps.arcgis.com/stories/e31fca375f7a471a9a2e2cd...

via https://guides.loc.gov/roadside-america-photographs?loclr=fl...

via submitted link.

I was certain the collection had to have Lucy the Elephant and indeed it does:

https://www.loc.gov/item/2017712086/

https://lucytheelephant.org/