186 THE USE BOOK. 



between themselves and subordinates involving instructions, 

 either partial or complete. Each memorandum should be dated 

 and signed by the supervisor at the time the message is sent, and 

 should be filed in the same manner as a carbon copy of a letter. 

 Every Forest officer receiving instructions by telephone should 

 enter such instructions at once in his diary, so that there may 

 be a check from each end. 



Similar memorandums should be made of all important tele- 

 phone conversations with Forest users which form the basis for 

 action or which modify current action. When such a memo- 

 randum is made by a subordinate officer, it should be in dupli- 

 cate ; one copy for his own files, and one copy to be forwarded 

 immediately to the supervisor. 



A memorandum relating to a specifically designated' case 

 should bear the designation of the case and should be filed with 

 the other related papers. 



SUPERVISORS ' RECORDS. 



Every supervisor is required to record the condition and busi- 

 ness of his Forest under the following heads. These records 

 furnish the basis for his reports. 



Ranger service. (Card record.) 



Free use of timber. (File of duplicate permits.) 



Sale of timber. (Card record.) 



Forest mapping and estimating. (File of correspondence and 

 maps. ) 



Grazing. (Card record, correspondence, and permits.) 



Claims and patents. (Reports, correspondence, and data from 

 local land office.) 



Special uses. (Card record.) 



Settlement. (Card record and tract book.) 



Fires. (Rangers' monthly report.) 



Trespass. (Card record, correspondence, and permits.) 



Miscellaneous work. (File of rangers' service reports.) 



Accounts. (Supervisor's books.) 



Every supervisor is required to keep a diary, in which he will 

 record for each day of service his work and movements and the 



