2003 spring field days. Migrant. December; 744: 121-127, 2003
1978 spring field days. Migrant, 493: 55-59, 1978
1998 spring field days. Migrant1999): 143-158, 1999
1977 spring field days. Migrant(4): 89-93,illust., 1977
1980 spring field days. Migrant, 513: 54-58, 1980
1991 Spring Field Days. Migrant, 622: 32-39, 1991
1981 spring field days. Migrant, 523: 63-67, 1981
1990 spring field days. Migrant, 612: 48-53, 1990
1989 spring field days. Migrant, 602: 46-51, 1989
The 1976 spring field days. Migrant(4): 89-94, 1976
1982 spring field days. Migrant, 533: 53-57, 1982
The 1968 Spring field days. Migrant, 39: 30-35, 1968
The 1970 spring field days. Migrant, 412: 34-38, 1970
The 1972 spring field days. Migrant, 432: 44-48, 1972
1974 spring field days. Migrant(2): 42-46, 1974