Vintage Sampling Box “The Quantum Company” Self Contained Bead Box, Made In USA

Description

Vintage Sampling Box “The Quantum Company” Self Contained Bead Box, Made In USA.
Self contained Sampling Box for teaching attribute statistics like sampling, attribute control charts, or defect counts. Also excellent for conducting Deming Red Bead Experiment.
Beautiful condition appears to be made of walnut, includes carrying case.
Please contact me with any questions
Thanks
Bill