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| 1911 | 1951 |
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| 1936 | 1955 |
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| 1959 | 1961 | 1963 |
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| 1916 | 1966 | |
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| 1959 | 2009 |
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| 1982 |
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| 2008 |
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| September 2008 |
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| October 2008 |
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| May 31, 2009 |
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| June 1, 2009 |
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| Bent 5 Looking West (C) | Bent 5 Looking West (B) | Bent 5 Looking West (A) |
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| Bent 6 Looking East (A) | Bent 6 Looking East (B) | Bent 6 Looking East (C) | Bent 6 Looking North |
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| Bent 6 Looking West (A) | Bent 6 Looking West (B) | Bent 6 Looking West (C) |
| June 2, 2009 |
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| June 3, 2009 |
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| Bent 6 Looking West at Line C (South) | Bent 6 Looking West at Line B (Center) | Bent 6 Looking West at Line A (North) |
| June 4, 2009 |
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| June 15, 2009 |
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| June 16, 2009 |
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| June 17, 2009 |
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| June 22, 2009 |
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| June 24, 2009 |
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| June 24, 2009 |
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| June 26, 2009 |
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| July 1, 2009 |
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| July 14, 2009 |
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| Bent 2 Looking East (A) |
| April 8-9, 2010 |
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| Bent 2 Looking East (B) |
| April 8-9, 2010 |
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| Bent 2 Looking East (C) |
| April 8-9, 2010 |