Negatives, contact sheets, and photographic prints of the Gay Liberation Front (GLF) zap of the Behavior Modification Conference in Los Angeles, California, photographed by Mark Adrignola. Adrignola and Walter Blumoff had documented the event as freelance photographers. The Advocate published Adrignola's photographs in the November 11, 1970 issue on page one and page three.

Mark Adrignola was born and raised in the midwestern United States, he relocated to Los Angeles where he met Walt Blumoff, a freelance photographer. Blumoff asked Adrignola to join him in photographing Gay Liberation Front (GLF) zap of the Behavioral Modification Conference in Los Angeles. Adrignola had recently received a new camera and was eager to give it a try. The Advocate selected his images for the news article published in the Novermber 11, 1970 issue on pages one and three. He later moved to Houston and then Thailand. In 2014, he married his husband.

1 folder [2 contact sheets, 11 photographic prints, and 2 negative strips]

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