154 PUEBLO ARCHITECTURE. 
pieces which convert the device into a trough-like spout, and more 
effectually direct the discharge. No. 1 is a Tusayan spout and No. 2a 
Zuni example. Wooden spouts are also commonly used for this pur- 
pose. Fig. 41 illustrates an example from each province of this form of 
Fic. 41. Wooden roof drains. 
drain. These are usually made from small tree trunks, not exceeding 
3 or 4 inches in diameter, and are gouged out from one side. No tubu- 
lar specimens of wooden spouts were seen. At Tusayan the builders 
have utilized stone of a concretionary formation for roof drains. The 
workers in stone could not wish for material more suitably fashioned 
for the purpose than these specimens. Two of these curious stone chan- 
nels are illustrated in Fig. 42. Two more examples of Tusayan roof 
Fic. 42. Curved roof drains of stone in Tusayan. 
drains are illustrated in Fig. 45. The first of the latter shows, the use 
of a discarded metate, or mealing stone, and the second of a gourd that 
has been walled into the coping. 
