https://phys.org/news/2018-11-neil-armstrong-memorabilia-million-auction.html

The flight suit Armstrong wore aboard Gemini 8, the 1966 mission that performed the first docking of two spacecraft in flight, brought the astronaut's family $109,375.

Meanwhile, in a separate auction, a gold-colored Navy aviator's helmet once owned by John Glenn, the first American to orbit the earth, sold for $46,250.