Letter no. 363 is a unique letter, being part of a letter–series, (by the same scribe): EA 174-(1), "Report on Amqu (1)" EA 175-(2), "Report on Amqu (2)" EA 176-(3), "Report on Amqu (3)" EA 363-(4), "Report on Amqu (4)" the Amqu being the "Beqaa Valley area" of Lebanon.
Surat no. 363 adalah surat unik, menjadi bagian dari seri surat, (oleh ahli taurat yang sama): EA 174-(1), "Laporan Amqu (1)" EA 175-(2), "Laporan Amqu (2)" EA 176-(3), "Laporan Amqu (3)" EA 363-(4), "Laporan Amqu (4)" Amqu menjadi "area Lembah Bekaa" di Lebanon.