Ring sight.
| Other author | United States. Army. American Expeditionary Forces. |
| Format | Microform |
| Publication Info | [France] : Imp. Gilbert-Clarey, [19??] |
| Description | 24 pages ; cm. |
| Subjects |
| General note | 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 Academic & Library Solutions. |
| General note | [text of lecture on aircraft machine-gun sights]. |
| Citation/References note | CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 3 |
| Reproduction note | Joyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997. 11 x 15 cm. (CIS US Executive Branch Documents, 1910-1932 : no. W95.21-2.8). |
| Govt. docs number | W 95.21/2:Si 2 |