A telephone directory list highlighting the numbers for the AIDS information line and HIV + line with times available; advertisement by AIDS Fonds Stichting. Colour lithograph by Doc Visser of Harry Poortman Design Works.

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Credit: A telephone directory list highlighting the numbers for the AIDS information line and HIV + line with times available; advertisement by AIDS Fonds Stichting. Colour lithograph by Doc Visser of Harry Poortman Design Works. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)