Originally Published:
Ann Arbor Cookbook, 1904
Original Images:

Cream one level tablespoon of butter and 1/3 cup of sugar
together, add 1 egg, a scant 1/2 cup of milk, 1 cup of flour and
two tablespoons more measured level, a pinch of salt and
2 level teaspoons of baking powder. Mix well and then stir in
carefully 1 cup of blueberries.