Bundled anatomy assets - keep this file with the images if you copy the folder.

1) Thigh_cross_section.svg
   - Source: https://commons.wikimedia.org/wiki/File:Thigh_cross_section.svg
   - License: Creative Commons Attribution 3.0 Unported (CC BY 3.0)
   - Credit: Derivative of Gray's Anatomy (1918) figure 432; vectorised by Mcstrother (Wikimedia user).
   - License URL: https://creativecommons.org/licenses/by/3.0/

2) 1122_Gluteal_Muscles_that_Move_the_Femur_a.png (500 px wide thumbnail)
   - Source: https://commons.wikimedia.org/wiki/File:1122_Gluteal_Muscles_that_Move_the_Femur_a.png
   - License: CC BY 3.0 (OpenStax / CNX)
   - Original textbook: OpenStax Anatomy & Physiology

3) Anterior_view_of_the_thigh.png (500 px wide thumbnail)
   - Source: https://commons.wikimedia.org/wiki/File:Anterior_view_of_the_thigh.png
   - Description on Commons: derived from Sobotta (1909); labels removed by Mikael Häggström, M.D.
   - Check the Commons file page for jurisdiction-specific public-domain / copyright statements.

To refresh thumbnails from Wikimedia (example):
  curl -sL "https://upload.wikimedia.org/wikipedia/commons/thumb/0/08/Anterior_view_of_the_thigh.png/500px-Anterior_view_of_the_thigh.png" -o Anterior_view_of_the_thigh.png
  curl -sL "https://upload.wikimedia.org/wikipedia/commons/thumb/c/c6/1122_Gluteal_Muscles_that_Move_the_Femur_a.png/500px-1122_Gluteal_Muscles_that_Move_the_Femur_a.png" -o 1122_Gluteal_Muscles_that_Move_the_Femur_a.png