Pumpkin Bread II Recipe

1 (15 ounce) can pumpkin puree

1 cup vegetable oil

4 eggs

3 ½ cups all-purpose flour

3 cups white sugar

1 ½ teaspoons baking soda

1 ½ teaspoons salt

1 ½ teaspoons ground allspice

1 ½ teaspoons ground nutmeg

2 teaspoons ground cinnamon

½ cup chopped walnuts

1 teaspoon baking powder