Oriental Stamp Service, more popularly known today as O.S.S used to issue a magazine/bulletin called ‘Ceylon Stamp news’. This was published monthly. Below link provides a free download to the January 1968 issue of Ceylon Stamp News.
It contained information that is very valuable today to get an understanding of philately services prevalent during that time.
We have received this document from a member of our society who would like to remain anonymous. We would like to extend our gratitude for sharing the document with us so that we can share it with you for free.
Enjoy going back in history to relive the 1960’s.
If you also have such documents that you would like us to share with the community, please do get in touch with us.