1. A blue jean patchwork bikini from the clothing line at the Serendipity 3 gift shop, 1976.

    A blue jean patchwork bikini from the clothing line at the Serendipity 3 gift shop, 1976.

  2. Bright, graphic print swim trunks by Pierre Cardin, Spring-Summer 1975.

    Bright, graphic print swim trunks by Pierre Cardin, Spring-Summer 1975.

  3. A retro-styled Oscar de la Renta bathing suit from 1972 shows people were already nostalgic for the 1950s less than 15 years after they ended.

    A retro-styled Oscar de la Renta bathing suit from 1972 shows people were already nostalgic for the 1950s less than 15 years after they ended.

  4. Peggy Moffitt, Rudi Gernreich’s favorite muse, modeling the ‘Rouault’ bathing suit from his 1971 Resort collection.

    Peggy Moffitt, Rudi Gernreich’s favorite muse, modeling the ‘Rouault’ bathing suit from his 1971 Resort collection.

  5. A great Pucci bikini from 1968.

    A great Pucci bikini from 1968.

  6. A 1967 Rudi Gernreich bikini with “invisible” plastic straps.

    A 1967 Rudi Gernreich bikini with “invisible” plastic straps.

  7. A sporty 1967 bathing suit from Saks Fifth Avenue.

    A sporty 1967 bathing suit from Saks Fifth Avenue.

  8. A 1966 beachwear ensemble by Irene Galitzine.

    A 1966 beachwear ensemble by Irene Galitzine.

  9. A gold lamé bathing suit by Cole of California, 1965.

    A gold lamé bathing suit by Cole of California, 1965.

  10. A 1965 Rudi Gernreich bikini with a fun overskirt, 1965.

    A 1965 Rudi Gernreich bikini with a fun overskirt, 1965.