Number | Name | Date | Kind |
---|---|---|---|
740731 | Beatey | Oct 1903 | |
2019968 | Holloway | Nov 1935 | |
2353602 | Trotter | Jul 1944 | |
3493496 | Bray | Feb 1970 | |
3680698 | Liu | Aug 1972 | |
3707523 | Ledden | Dec 1972 | |
3763041 | Cook | Oct 1973 | |
3779384 | Stahlkopf | Dec 1973 | |
3967393 | Nixon | Jul 1976 | |
3971148 | Deal | Jul 1976 | |
4036752 | Lassiter | Jul 1977 | |
4038183 | Davidtz | Jul 1977 | |
4104813 | Lindsey | Aug 1978 |
Entry |
---|
Building Land with Phosphate Wastes, Mining Engineering, Dec. 1969, pp. 38-40. |