Egyptian Revival architecture in the British Isles style had very nearly disappeared, but in 1922 with Howard Carter's discovery of Tutankhamun's tomb the style underwent a dramatic revival it was used particularly for cinema architecture and sometimes for factory buildings. The angular shapes of Egyptian architecture could be mixed with those of Art Deco, leading to a hybrid Art Deco style which appeared in the 1930s. Subsequently, there have been very few buildings in Egyptian Revival style. The first illustration of a pyramid was published by John Greaves, Professor of Mathematics at Oxford University, in 1646, to record and draw on site, the external and internal measurements
Valley of the Kings and KV46, although both KV62 and KV46 were robbed soon after their actual closure) were undisturbed during this period. Most of the tombs are not open to the public (18 of the tombs can be opened, but they are rarely open at the same time), and officials occasionally close those that are open for restoration work. The number of visitors to KV62 has led to a separate charge for entry into the tomb. The West Valley has only one open tomb—that of Ay—and a separate ticket is needed to visit this tomb. The tour guides are no longer allowed to