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» Bussing Utility Transport » Metal Wire » Bin Systems Unit, stationary, (2) wire shelves, (4) posts, (4) 29″L x 16″W x 15″H bins (QUS976), (4) 5″ poyurethane swivel casters
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/footprint-land-pattern-naming-convention_topic29_post1963.html
. Then in 1988 the world standards organizations banded together to agree that the metric unit system was superior for solving PCB design development