Sethe's contribution to Urkunden IV, 16 fascicles at 1226 pages of handwritten hieroglyphic texts, is the longest part in the Urkunden series, and contains all the records of the 18th Dynasty of ancient Egypt through most of the reign of Thutmosis III. This was later followed in 1955–1958 by fascicles 17–22 by Hans Wolfgang Helck, who completed the series through the reigns of Amenhotep II

Amenhotep II

Amenhotep II was the seventh Pharaoh of the 18th dynasty of Egypt. Amenhotep inherited a vast kingdom from his father Thutmose III, and held it by means of a few military campaigns in Syria; however, he fought much less than his father, and his reign saw the effective cessation of hostilities...

 to that of Horemheb

Horemheb

Horemheb was the last Pharaoh of the 18th Dynasty from either 1319 BC to late 1292 BC, or 1306 to late 1292 BC although he was not related to the preceding royal family and is believed to have been of common birth.Before he became pharaoh, Horemheb was the commander in chief...

. Helck also translated all of the Egyptian texts into German, which was published separately.