Austria 1851 Small Folded Letter

c1851 Charming small format folded letter wrapper from Agram (superb cds 18/9) to Varazdin franked 3kr pale red type III machine paper imperf with full margins all round. Red wax seal and Warasdin cds 19/9 on reverse. A lovely attractive little letter. The scan doesn't show how gorgeous this letter is! 5.3x9.3cm only... Really, really pretty!