Valentines 1984 - ???? 
The inside of the card will show when you place your mouse over a card. The card line (series) and the date of the card (actually, the copyright date) is shown below the card.
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(none) (1984) 
(none) (1985) (none) (1985) 
(none) (1986) (none) (1986) 
(none) (1987) 
(none) (????)