21. Watertown Arsenal Laboratory, WAL reports. 619/3. Precision investment cast tensile tests of low alloy steel [with list of references; by] J. F. Wallace, I. Berman. Bookmark Corporate/Agency Authors: Ordnance Corps (Army) and Defense Dept. Publisher: Ordnance Corps (Army) Date: Sept. 28, 1949 SuDoc number: D 105.13/2:(nos.)