4 War Ration Books in a Dr Pepper sponsored Ration Book protector

4 War Ration Books in a Dr Pepper sponsored Ration Book protector. This (a)protector includes the No. 4 Ration Books for the Nettnin Family of Denver, CO. The books were issued to (b)Fred Nettnin (No. 649922 Y), (c)Meta Netnin (No. 649923 Y), (d)Dorothy Mae Nettnin (No. 649924 Y). and (e)Gloria Fay Nettnin (No. 788408 Z). U.S. Government Printing Office, 1943. O.P.A. Form No. R-145. Some ration stamps remaining inside each. Three sugar ration stamps are paper clipped to the inside of front cover of protector.