Sweden. Covers. Three Crowns issue (Tre Kronor) 50 öre to 3 Kr on covers/cards etc. Collection in album with 172 different frankings/postal rates, both single, multiple and mixed frankings, with examples of all the 34 different values! Many different kinds of mail including letters, registration, COD, insurance, censor, special delivery, reg. COD, receipt, reg. return receipt, tax payment, international money order, redirection, storage, postage due, parcels, COD parcels, express parcels, and foreign parcels, etc. Many different destinations incl. Argentina, Australia, Austria, Belgium, Brazil, Canada, Chile, Denmark, GB, Finland, France, India, Mexico, Norway, Spain, USA, and Yugoslavia. A very unusual and interesting collection.