54 INSTRUCTIONS FOR MAKING FOREST SURVEYS, ETC. 



If the monument is established at the initial point of 

 a survey, and is therefore also corner number "\ , it 

 will bear both monument and corner markings, thus: 



F S M ? The witnesses will then bear the letters M 



M 

 with the figure 1 beneath, thus: w 



The surveyor will depend largely on his common 

 sense and skill in selecting trees or prominent rocks 

 in the best positions for witnesses. Frequently the 

 corners can be established near good witnesses without 

 diminishing the value of the station. Usually the wit- 

 nesses should nob be more than 3 chains from a cor- 

 ner the nearer the better, but they should be inside 

 the boundary if possible. 



Where the boundary line of the ranger station passes 

 through timber, the line should be plainly blazed in 

 the manner described on page 41. 



The instructions regarding field notes (p. 44) must 

 be followed. A good form for keeping them is here 

 shown : 



SPECIMEN NOTES. 



National Forest. 



WILDCAT RANGER STATION. 



T. 25 N., R. 8 E., Section , > Meridian. Num- 

 ber List Area, 33.63 acres. 



June 15, 1912. 

 Weather cloudy. 



Variation. This survey was made with a Forest Service standard 

 compass. Variation, 11 3(K E., was obtained by retracement of 

 east line of Section 36, T. 25 N., R. 7 E. The local land office rec- 

 ommends using a variation of 31 to 11 40' in this vicinity. 



