NOTE 



The investigation upon which this report is based wa? 

 undertaken by the Forest Service in co-operation with 

 the Department of Agriculture of the State of Florida, 

 the work being done under the direction of O. T. Swan, 

 in charge of Industrial Investigations, United States De- 

 partment of Agriculture, Washington, D. C. The statis- 

 tics were compiled from data collected in 1912, covering 

 a period of one year. The State Department of Agricul- 

 ture is authorized to publish the findings of the investi- 

 gation. 



