| Number | Name | Date | Kind |
|---|---|---|---|
| 1112542 | Loser | Oct 1914 | |
| 1163641 | Cummings | Dec 1915 | |
| 1174931 | Furry | Mar 1916 | |
| 2793720 | Hawes | May 1957 | |
| 2984944 | Sapp | May 1961 | |
| 2985264 | Leonard, Jr. | May 1961 | |
| 3994036 | Fisher | Nov 1976 | |
| 4353190 | Gleeson | Oct 1982 |
| Number | Date | Country |
|---|---|---|
| 1481350 | May 1989 | SUX |
| Entry |
|---|
| Two pages entitled "Trusses-A Study by the Historic American Enginnering Record". |
| Two pages including Table 2-3 and FIGS. 2-16 and 2-17 with a text section entitled "Prestressed Steel Trusses". |