This Sources Sought Notice seeks qualified sources for a firm-fixed contract to provide a web-based subscription to ASTM International materials and standards collections. The service must offer instantaneous, 24/7 access via the Internet for Department of Defense employees, including on desktop and mobile devices. The subscription will include the ASTM Complete Book of Standards, covering all active and historical volumes and sections. No specific timelines, budget amounts, or performance location are mentioned in the description.