Vintage Home: Nana's Cheesecake Recipe

Nana's Cheesecake is famous, everyone loves it. She said I could share the recipe with all of you, so here it is!
Ingredients:
Crust:
1 c. flour
1/4 c. sugar
1 tsp. lemon peel (grated)
1/2 cup oleo (margarine)
1 slightly beaten egg
1/4 tsp. vanilla
Filling:
(5) 8 oz. cream cheese bricks, softened (we like Philadelphia Cream Cheese)
1/4 tsp. vanilla
3/4 tsp lemon peel
1 3/4 c. sugar
3 tbs. flour
1/4 tsp. salt
4/5 eggs (1 cup)
2 egg yolks
1/4 c. whipping cream
Steps:
Combine flour, sugar, lemon peel. Add eggs and vanilla. Blend, pat 1/3 dough into 9" bottom springform pan, with the sides removed. Bake at 400 degrees for 8 min. Cool, attach sides of pan.
Beat cream cheese, add vanilla, lemon peel. Mix in sugar, flour, salt, add in cream cheese, add, one at a time, until blended. Stir in whipping cream. 
Bake for 12 min. at 450 degrees. Then 55 minutes at 300 degrees.
Cool 1/2 hour, then loosen sides of pan and place cheesecake on plate.