a derivative work of the following images: File:Conestoga_wagon_on_Oregon_Trail_-_NARA_-_286056.jpg licensed with PD-self 2011-10-29T03:52:57Z US National...
1.0falsefalse Derivative works of this file: Conestoga wagon on Oregon Trail - NARA - 286056 crop.jpg English determination method or standard: determined...
