Table from Kocin and Uccellini (1990)
18-20 MAR 1956
TROUGH
“GREENLAND
BLOCK”
CONFLUENCE
14-15 FEB 1958
18-21 MAR 1958
2-5 MAR 1960
10-13 DEC 1960
2-5 FEB 1961
11-14 JAN 1964
29-31 JAN 1966
23-25 JAN 1966
5-7 FEB 1967
8-10 FEB 1969
EASTERN CANADIAN
22-28 FEB 1969
25-28 DEC 1969
18-20 FEB 1972
19-21 JAN 1978
5-7 FEB 1978
18-20 FEB 1979
5-7 APR 1982
10-12 FEB 1983
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
YES
YES
18-20 JAN 1961
YES
YES
YES
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
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