Nomad was the flagship NCSS product during the firm's years of rapid growth, going through a series of releases and receiving a major share of this (publicly traded) company's R&D, sales, support, and other resources.
NCSS and its time-sharing competitors primarily sold services to large corporations, at a time when most MIS departments were bogged down on huge COBOL implementation projects (see Brooks's famous The Mythical Man-Month for the contemporary mind-set).