Group of 30 different Black Panther and Black Power pinbacks

"These buttons include feature Bobby Seale, Ericka Huggins, Huey Newton, Fred Hampton, Eldridge Cleaver, Malcolm X, the Soledad Brothers, and the New York Panther 21 as well as more generic clenched fists, the Panther logo, 'Black Power' and more. One 'Free All Political Prisoners' button is printed with the signature of Panther artist Lisa Lyons on the edge. Among the manufacturers are AAA Novelty of Washington and N.G. Slater of New York, but most are undated and uncredited. With--a 'Black Power' wooden token reading 'Burn Baby Burn . . . Where Next?'"— https://catalogue.swanngalleries.com/Lots/auction-lot/-BLACK-PANTHERS--Group-of-30-different-Black-Panther-and-Bla?saleno=2562&lotNo=125&refNo=780401