30 



PRESIDENTIAL ADDRESS SECTION A. 



has to be turned to the wind nianualh- Ijv means of a tinil)er 

 balk. 



At a later date the house was sui:)])orte(l on a masonry or 

 Avooden base ( Fig-. 8), and this {y\)v (leve]oi)ed into the familiar 



Fig. 9.— Modern I'ower Mill 



Fic. 10. — Mddern .Steel Windmill 



tovv-er mill (Fig-. 9), to whieh an automatic veerin,s; mechanism 

 was added. 



The modern light steel tower windmill ( l-'ig. 10). so_ 

 familiar to the farmer and the suburban dweller, is made en- 

 tirely of metal. 



l-'lC. II. — 

 Steel Windmill, ^oft. diam. 



Pr, 



Imc. 12. — 

 I'lUlirs Windni 



Fig. I r shows a modern winchnill, _:;3 feet diameter em- 

 [)loyed tor dynamo driving and pumping. 



Mtich activity is still, however, being displayed in cxolving 

 new ideas. The principal objects sought after are to move the 



