Men pose atop and shell mound in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3125/thumbnail.jp
A view of trees atop a small hill, with the remains of a manmade structure barely visible in the mid...
Turtle Mound in New Smyrna, Fla. Created by Timucuan Native Americans, the 50-foot high mound is m...
The Huntington in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/2164/thumbnail.jp
Men pose atop and shell mound in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3125/t...
A Shell mound in Mound Park.https://digitalcommons.usf.edu/dunn_postcards/3128/thumbnail.jp
A Shell mound in Mound Park.https://digitalcommons.usf.edu/dunn_postcards/2643/thumbnail.jp
Wooden stairs of Shell Mound in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3166/th...
The Augusta Memorial Hospital and Indian Shell Mound in Mound Park.https://digitalcommons.usf.edu/du...
A view of a Native American shell mound in Sanford, flanked by trees and a forked sidewalk.https://d...
The Shell Fence in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3127/thumbnail.jp
A View of the Shell Grotto in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3126/thum...
A man and a woman visit a structure made of shells in St. Petersburg.https://digitalcommons.usf.edu/...
https://digitalcommons.cedarville.edu/library_photo_contest_fall_2022/1045/thumbnail.jp
Note on back: Williamson Mound. Strobridge and Williamson Shows several people on top of the moun...
Men pose for a picture at the University of Tampa.https://digitalcommons.usf.edu/robertson_and_fresh...
A view of trees atop a small hill, with the remains of a manmade structure barely visible in the mid...
Turtle Mound in New Smyrna, Fla. Created by Timucuan Native Americans, the 50-foot high mound is m...
The Huntington in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/2164/thumbnail.jp
Men pose atop and shell mound in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3125/t...
A Shell mound in Mound Park.https://digitalcommons.usf.edu/dunn_postcards/3128/thumbnail.jp
A Shell mound in Mound Park.https://digitalcommons.usf.edu/dunn_postcards/2643/thumbnail.jp
Wooden stairs of Shell Mound in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3166/th...
The Augusta Memorial Hospital and Indian Shell Mound in Mound Park.https://digitalcommons.usf.edu/du...
A view of a Native American shell mound in Sanford, flanked by trees and a forked sidewalk.https://d...
The Shell Fence in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3127/thumbnail.jp
A View of the Shell Grotto in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/3126/thum...
A man and a woman visit a structure made of shells in St. Petersburg.https://digitalcommons.usf.edu/...
https://digitalcommons.cedarville.edu/library_photo_contest_fall_2022/1045/thumbnail.jp
Note on back: Williamson Mound. Strobridge and Williamson Shows several people on top of the moun...
Men pose for a picture at the University of Tampa.https://digitalcommons.usf.edu/robertson_and_fresh...
A view of trees atop a small hill, with the remains of a manmade structure barely visible in the mid...
Turtle Mound in New Smyrna, Fla. Created by Timucuan Native Americans, the 50-foot high mound is m...
The Huntington in St. Petersburg.https://digitalcommons.usf.edu/dunn_postcards/2164/thumbnail.jp