Mix thoroughly    3/4 cup sugar
                        1/4 cup soft butter
                        1 egg

Stir in      1/2 cup milk

Sift together and stir in      2 cups sifted flour
                                       2 tsp. baking powder
                                       1/2 tsp. salt

Blend in carefully 2 cups well drained blueberries.

Spread batter in greased pan.

Sprinkle top with :

Crumb mixture

Mix :

1/2 cup sugar

1/3 cup sifted flour

1/2 tsp. cinnamon

1/4 cup soft butter

Temperature : 375°F
Time : Bake 25 to 35 min.