Source: http://athenacinema.com.License: All Rights Reserved.

Shaft movie and its soundtrack that was released by Stax the year before, featuring music by Isaac Hayes who was one of the headline performers at Wattstax.

Source: https://themoviemusings.com.License: All Rights Reserved.

Source: http://cover--to--cover.tumblr.com.License: All Rights Reserved.

Source: http://billboardingparty.tumblr.com.License: All Rights Reserved.

Source: http://blueiskewl.blogspot.com.License: All Rights Reserved.

Source: http://www.c1n3.org.License: All Rights Reserved.