Objects from the Royal Tombs and temple enclosure at Abydos - Ashmolean Museum

Jar seal inscribed with the Sherek of Den - Bolton Museum

Slate bowl from Saqqara, royal tomb 3507 from the reign of Den - Bolton Museum

Fragment of jar with the Sherek of Den, 1st Dynasty - British Museum

Ebony label of King Den, 1st Dynasty from his tomb at Abydos - British Museum

Fragment of ivory vessel with the serekh from the Abydos tomb of Djer - Boston MFA