Cite
[Letter from John J. Herrera to Holger Jeppesen - 1948-09-08]
MLA
Herrera, John J.. "[Letter from John J. Herrera to Holger Jeppesen - 1948-09-08]." University of North Texas. Libraries. 1948-09-08, https://texashistory.unt.edu/ark:/67531/metapth249923/.
APA
Herrera, John J. (1948-09-08). [Letter from John J. Herrera to Holger Jeppesen - 1948-09-08]. Retrieved from https://texashistory.unt.edu/ark:/67531/metapth249923/
Chicago
Herrera, John J.. "[Letter from John J. Herrera to Holger Jeppesen - 1948-09-08]." 1948-09-08. June 24, 2025. https://texashistory.unt.edu/ark:/67531/metapth249923/.