Neil Armstrong's LM PPK contained a bit of wood with the Wright brothers' 1903 Wright Flyer's still left propeller and also a piece of fabric from its wing,[eighty one] in addition to a diamond-studded astronaut pin at first presented to Slayton with the widows in the Apollo 1 crew. https://sergioggfdz.ltfblog.com/30906000/facts-about-ambiq-micro-inc-revealed