Analysis of information sources in references of the Wikipedia article "Lauh Vindolanda" in Indonesian language version.
But the most significant discovery was a room littered with writing tablets. Of these eight or nine were the conventional stylus tablets, once covered with wax which was inscribed with a stylus. The rest are unique: very thin slivers of lime wood with writing on them in a carbon-based ink that can be deciphered by infrared photography. They are the first literary evidence from this period of British history, the equivalent of the records of the Roman Army found on papyrus in Egypt and Syria.