Both are mathematical treatises and both were purchased in the Luxor market, and may have previously been stolen from the Ramesseum.
Statues and depictions of Amun-her-khepeshef appear in his father's famous temples in Abu Simbel, Luxor, in the Ramesseum, and in Seti's Abydos temple.
Mahmoud Maher Taha is an honorary member of the Association of the Safeguarding of the Ramesseum Temple (Memnonia) and has worked for over forty years in Nubia and Thebes (Archaeological Documentations).
Twosret constructed a Mortuary temple next to the Ramesseum, but it was never finished and was only partially excavated (by Flinders Petrie in 1897), although recent re-excavation by Richard H. Wilkinson shows it is more complex than first thought.