* Mapping the Nation (NEH grant, 2015-2018)
Scan by NYPL
<a rel="nofollow" class="external free" href="https://digitalcollections.nypl.org/items/abda5db0-d7c3-0132-a46c-58d385a7bbd0">https://digitalcollections.nypl.org/items/abda5db0-d7c3-0132-a46c-58d385a7bbd0</a>