190 PUEBLO ARCHITECTURE. 
oceasionally in the houses of Tusayan. The space above this cross 
stick answered the same purpose as the transoms of the present time. 
A mnost striking feature of doorways is the 
occasional departure from the quadrangular 
form, seen in some ruined villages and also in 
some of the modern houses of Tusayan. Fig. 
82 illustrates a specimen of this type found 
in a small cliff ruin in Canyon de Chelly. 
Ancient examples of this form of opening 
are distinguished by a symmetrical dispo- 
sition of the step in the jamb, while the 
modern doors are seldom so arranged, A 
modern example from Mashongnavi is Shown 
in Fig.83. This opening also illustrates the 
Fig. 82. An ancient doorway in double or divided transom. The beam ends 
Canyonide hel vac hina shown in the figure project beyond the face 
of the wall and support an overhanging coping or cornice. A door- 
like window, approximating the symmetrical form described, is seen 
/ cepa” gE 
Fia. 83. A symmetrically notched doorway in Mashongnavi. 
immediately over the passage-way shown in Pl. xxu. This form is 
evidently the result of the partial closing of a larger rectangular 
opening. 
Fig. 84 shows the usual type of terraced doorway in Tusayan, in 
which one jamb is stepped at a considerably greater height than the 
other. In Tusayan large openings occur in which only one jamb is 
stepped, producing an effect somewhat of that of the large balcony 
openings with flights of stone steps at one side, previously illustrated. 
An opening of this form is shown in Fig.85, Both of the stepped door- 
