flood), 35, 37, 44, 45, 49, 52, 57, 64, 66, 72, 73, 76, 93; 1968: 38, 96; 1970: 96; 1972: front ad section photo (mining), 90 photo (1917); 1973: 76; 1975: 35, 36; 1982: 43, 46; 1983: 15, 32, 36, 44, 46, 48, 57, 60, 77, 104; 1989: 21; 1990: 48, 52, 60, 76, 88; 1996: 46; 1998: 44, 52, 82, 94; 2009: 110, 142; 2010: 66; 2011: 106; 2012: 47; 2017: 78, 147; 2018: 20
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