Rupesinghe, H.F.

The Machine Postmarks of Sri Lanka/ English. Rupesinghe, H.F. - Nugegoda: Author, 2018. - x,164p.: ill., Photographs,; 25cm.

9789553899705

769.56 / RUP

Copyright © 2017 Sri Lanka Institute of Development Administration/ Techno. Support: Library, The Open University of Sri Lanka