This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Suspensiontraining. en Illustration from book Athletic Sports For Boys Repository Of Graceful Recreations For Youth page lib umich edu page rootsize view image Dick And Fitzgerald Suspension training PDold
Page 2023 Free-images.com. All images are Public Domain