I have my grandma's Betty Crocker Cookie book (copyright 1963) and there is a Mary's Sugar Cookies with confectioners' sugar... (It's right beside the Ethel's Sugar cookies)
Is this it?
Mary's Sugar Cookies
From Mary Herman... made with confectioners' sugar
1 1/2 cups of sifted confectioners' sugar
1 cup butter or margarine
1 egg
1 tsp. vanilla
1/2 tsp. almond flavoring
2 1/2 cups of Gold Medal Flour
1 tsp. soda
1 tsp. cream of tartar
Mix sugar and butter. Add egg and flavorings;mix thoroughly. Measure flour by dipping method or by sifting. Stir in dry ingredients together and blend in. Refridgerate 2 to 3 hours.
Heat oven to 375 degrees. Divide dough in half and foll 3/16" thick on lightly floured pastry cloth. Cut with cooky cutter; sprinkle with sugar. Place on lightly greased baking sheet. Bake 7-8 min., or until delicately golden. Makes 5 doz. 2 to 2 1/2 cookies.
Note if you use gold Medal Self-Rising Flour, omit soda and cream of tartar.