Overnight Icebox Dessert

1 lb finely crushed vanilla wafers
1 cup butter
1 pt whipping cream
1 medium can crushed pineapple
6 eggs
3 cups powdered sugar

Spread 2/3 of crushed wafers in bottom of 9x13 pan. Cream butter and powdered sugar until velvety. Beat eggs until stiff them fold in sugar mixture. Whip cream and add drained pineapple. Put sugar, egg and butter mixture over crushed wafers. Put whipped cream mixture on top. Sprinkle with remaining 1/3 of crushed wafers. Loosely cover and keep in refrigerator overnight.