They compare these with such things as old tax records, law codes, advertisements for slave auctions, business and private letters and records, inscriptions on pottery shards, ships ’ logs, and items found in tombs and graves.
وغالبا ما تلقي هذه الاشياء جميعها ضوءا اضافيا او مختلفا على الكتابات الرسمية .‏