Reproduction of a series of 5 poster stamps issued by the Sioux City Chamber in the 1910s and given to area businesses to use on their correspondence to promote Iowa and Sioux City. Set includes the 11 x 17 print and 4 Okoboji note cards and 4 Come to Iowa and Live Longer note cards. (Note cards are blank inside). You save $3.00 when you buy the set.