This valve would have been used in the Apollo Command Module drinking water supply system. Apollo...

This valve would have been used in the Apollo Command Module drinking water supply system. Apollo...

The official NASA publications are a great resource. Some have become quite rare...

The official NASA publications are a great resource. Some have become quite rare...

This white plastic and red metal tag has Velcro on the reverse. The front reads "Remove Before...

This white plastic and red metal tag has Velcro on the reverse. The front reads “Remove Before...

This Apollo Lunar Module Ascent Engine Propellant System 3-20 T Teflon "O" Ring is sealed...

This Apollo Lunar Module Ascent Engine Propellant System 3-20 T Teflon “O” Ring is...

This interesting lucite was issued by the AC Electronics Division of General Motors, which developed...