In November–December 2012. the team of the Ethio-SpaRe project found a letter written by the Coptic Metropolitan Peṭros (1881–1917) in 1904. The letter was copied into one of the books housed in the Qǝddǝst Maryam monastery in Qäqäma. It deals with the Trinitarian and Christological doctrines and is addressed to the clergy of Tǝgray. https://stilleners.shop/product-category/suspension-control-arm-bolt/