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A2004-002.3994 : Civil Defense Center outer shell under construction | AP/12164 | 12/31/1956 | ||
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A2004-002.3996 : Civil Defense Center falsework and sand jacks | AP/12166 | 12/31/1956 | ||
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A2004-002.3995 : Civil Defense Center entrance frame under construction | AP/12165 | 12/31/1956 |