What does Stew stand for?

Stewart's Alabama Reports - 1827-31 - A publication (DLA)

Stewart's Equity Reports - 28-45 New Jersey - A publication (DLA)

Stewart's Nova Scotia Admiralty Reports - A publication (DLA)

Stewart's Reports - 1-10 South Dakota - A publication (DLA)

Stewart Engineering & Equipment - NCIC construction equipment make code (NCIC)