Feather Cake(From Cookbook Given To Flora A. P. Engle, Christmas 1902.)  
["1 egg", "1 c. sugar", "1 Tbsp. cold butter", "1 1/2 c. flour", "1 tsp. cream of tartar", "1/2 tsp. soda"]
["(No directions were given; follow cake procedures.)"]
["egg", "sugar", "cold butter", "flour", "cream of tartar", "soda"]