[on use of astronomy and mathematics in artillery orientation].
Record is based on bibliographic data in CIS Index to U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from LexisNexis.
Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997. 11 x 15 cm. (CIS US Executive Branch Documents, 1910-1932 : no. W53.2-3.1 to W53.2-3.5).