Image of Boeing 314 Clipper Yankee Clipper taking off, 1939 (b/w photo)
Yankee clipper hi-res stock photography and images - Alamy
385 Yankee Clipper Stock Photos, High-Res Pictures, and Images - Getty Images
Sea History 184 - Fall 2023 by National Maritime Historical Society & Sea History Magazine - Issuu
THE HISTORY OF PAN AMERICAN AIRWAYS FROM 1939-1945 - The Wayback Times
The Troublesome Yankee Schooner – History Geek
travelforaircraft.files.wordpress.com/2012/06/blog
Bringing Yankee back to life - Soundings Online
Hidden Gems: Clipper Ship Cards - South Street Seaport Museum