422 



Missouri Agricultural Report. 



The use of hollow concrete blocks is a usual and a very satis- 

 factory method. The blocks are 9 inches thick for a 2-story residence. 

 The aggregate should not exceed %-inch in size of any piece. The 

 sand should be coarse, clean and sharp. The mixture may be 1 part 

 cement and not to exceed 3 parts of sand and 4 parts stone. Figs. 

 11 and 12. 



Figure 11. Concrete block dwelling, 33x37 feet, Putnam county. 



Figure 12. Concrete block barn, 70xS0 feet, Putnam county. 



Stucco work is frequently employed in the construction of dwell- 

 ings. The inner or scratch coat, that next to the laths, is i/o inch 

 thick. After it has set, the finish coat of 1 inch thick is applied. 



The concrete foundation walls and piers in any of the above 

 should not be less than 12 inches thick on a sound footing course 

 and firm bearings. The partition walls are of laths and plaster, or 

 preferably 4 inches of hollow concrete or 3-inch hollow blocks plas- 



