In 1908 it was discovered, the Admiralty had, in fact, changed the signal code in November 1803, after the 1799 version had been captured by the French, and new code books had been issued to Nelson's fleet at Cadiz in September 1805.
Pada 1908, terungkap bahwa Laksamana Nelson telah mengubah kode sinyal pada bulan November 1803, setelah kode sinyal versi 1799 diketahui oleh Prancis, dan buku kode baru diterbitkan untuk Nelson di Cadiz pada bulan September 1805.