Bidspirit auction | Czechoslovakia

Czechoslovakia - ADVERTISING AND DIFFERENT PRE-PRINTED ITEMS: 1919-39, 122 items, including 91 cover, 30 postcards and 1 parcel card, each one with various merchant, banking, postal and etc. advertisement messages, appropriately franked, individually priced and housed in plastic protectors, generally nice and fresh unit, F/VF, suggested retail is $1,750, Est. $300-$400