Shoop, Robert L. “Philip Kaplan, Naval Air: Celebrating a Century of Naval Flying by Robert L. Shoop”. The Northern Mariner / Le marin du nord 33, no. 3-4 (June 27, 2024): 527–529. Accessed November 3, 2024. https://tnm.journals.yorku.ca/index.php/default/article/view/1198.