Neil Armstrong's LM PPK contained a piece of wood through the Wright brothers' 1903 Wright Flyer's still left propeller as well as a piece of fabric from its wing,[eighty one] in addition to a diamond-studded astronaut pin initially provided to Slayton through the widows from the Apollo 1 crew. https://cesarusqnl.blogdigy.com/facts-about-ambiq-singapore-office-revealed-47464491