Found this visitor crawling on my window while working. What are they?

Catskill Mountains, North-South Lake; which butterfly is this?

Susanna Hoffs & Molly Ringwald at KROQ, 1985, by Dianne Carter

Audrey Hepburn casually pets a fawn while smoking as her dog looks on (1960s)

Little brother and me, with our new Farrah Fawcett shirts, circa 1976

Today Show Cast 1997 (Al Roker, Katie Couric, Matt Lauer, Ann Curry)

Metallica’s 1988-1989 Damaged Justice tour that began in Budapest and ended in São Paulo, Brazil

Final Four semifinals game in 1995

Home video footage of Marilyn Monroe and Arthur Miller at their wedding (1956)

My Great, Great, Grandfather - Reginald Fessenden. Father of AM radio. His achievements included the first transmission of speech by radio (190, and the first two-way radiotelegraphic communication across the Atlantic Ocean (1906)

My family's only claim to fame

Youths in the South, East coast, Pacific Northwest and the Plains have changed through the years but not the SoCal kids. These dudes & dudettes are from 1978 but this pic could have been taken yesterday