Beech Twin Quad 34

Original text : PD-AUTHOR.
After contacting the author who gave me permission to use the photo as a public domain photograph, did you agree: I hereby assert that I am the creator and/or sole owner of the exclusive copyright of WORK: [2] I agree to publish that work under the free license PD-SELF. I acknowledge that I grant anyone the right to use the work in a commercial product, and to modify it according to their needs. I am aware that I always retain copyright of my work, and retain the right to be attributed in accordance with the license chosen. Modifications others make to the work will not be attributed to me. I am aware that the free license only concerns copyright, and I reserve the option to take action against anyone who uses this work in a libelous way, or in violation of personality rights, trademark restrictions, etc. I acknowledge that I cannot withdraw this agreement, and that the image may or may not be kept permanently on a Wikimedia project.