Up for auction is a vintage 1938 set of collector cards from Church & Dwight Co. Inc. called "Useful Birds of America" This is a complete set of 15 cards from the Tenth Series. Each card has a picture of an American bird with its name on the front of the cards and on the back, it gives a description of the bird and has advertisements for Arm & Hammer Baking Soda and Cow Brand Baking Soda. 

This complete set of cards were purchased at a collectors' estate sale and are being sold as pre-owned in very good, clean condition, corners are square and straight no curling or bend corners, very good condition for their age. they are from 1938. Please look at the pictures and ask any questions prior to bidding and I will get back to you ASAP. Thank you for looking and good luck if bidding!