Group of five white plastic Lunar Receiving Lab moon rock secondary sample containers, each measuring about 1.25″ in diameter and 2.75″ tall, sealed in a plastic bag, with an accompanying red NASA-MSC cleaning label, marked June 11, 1971. In fine condition. These secondary sample storage containers, used in the Lunar Receiving Laboratory, allowed for easy division of lunar soil samples within vacuum cabinets and had high, large threads to hold a vacuum seal in case of emergency.