Oregon Trail, 1946 (May-June Covered Wagon): 19; 1950 FFF: 39; 1954 No. 5: 70; 1960: 4, 74; 1962: 99, 157, 164; 1964: 50; 1966: 21, 97; 1968: 21; 1969: 4; 1971: 96; 1973: 2 photo, 28, 29, 42, 47, back ad section; 1988: 3, 5, 14, 68, 69, 144; 1991: 123; 1998: 88, 92, 123, 124; 1999: 19, 26; 2003: 34; 2007: back section; 2018: 28, 40, 56
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