252 THE THEORY AND PRACTICE OF WORKING PLANS 



(17) New sales: 



(a) Areas which should be sold and why 



(b) Possible purchasers 



(c) Action necessary to promote sales 



(18) Protection of timber resources: 



(o) Necessary road withdrawals which were omitted when land was 

 recommended under the Act of June 11, 1906 



(b) Mill sites which should be withdrawn from entry under the Act 

 of June 1 1 ; give location and area, and necessity for withdrawal 



(19) Stock excluded areas: 



(a) Recommendations with full explanation for timber sale areas 

 from which stock of specified classes should be excluded to pre- 

 vent unusual damage to reproduction. (See paragraph 6, 

 Form 771a) 



(20) For each sale submit estimate of unburned slash; acres which must be 



burned (reduce fire lines to acreage basis); cost of burning per acre; 

 percentage which can be disposed of by regular force; additional 

 allotment required (to be submitted on September ist of each year) . 



(21) Investigative projects (to be submitted November ist of each year): 



Special studies recommended for consideration by the District Inves- 

 tigative Committee; give details of new studies recommended, i.e., 

 purpose and need, showing relative importance, general scope and 

 method, and probable cost 



(22) Correction of watershed or logging unit estimates on Form S 15 which 



follows ,,,,,,, 



