STUMPAGE PRICES 



307 



standard length is now 1 meter (3.4 feet). While diameter classes may- 

 differ in various parts of France the following is the usual classification: 



" Subject to wide variation. 



* Sometimes two classes of rondin are distinguished (a) small rondin and (b) large 

 rondin. 



The price of saw timber (bois d'oeuvre) also varies according to the 

 classification of the product: 



The minimum diameter of saw timber varies considerably. Oak and 

 beech is used to 9.8 inches for ties, softwoods to 5.9 for saw timber, and 

 2.7 to 3.1 inches for mine props. 



In the ''log" and lumber market prices are usually for round logs 

 (grume or au reel) but may also be for: 



Squared timber with some wane (au carree) equal cubic volume of round^^ log 

 X 0.7854. 



Squared timber normally without wane or sap (au ^ e deduit) equal cubic volume 

 of round log X 0.5026. 



Squared timber without wane but with some sap (au ^ e deduit) equal cubic vol- 

 ume of round log X 0.5454. 



Squared timber without wane but with all sap {k vive arete) equal cubic volume of 

 round log X 0.6366. 



The ratios between the different methods of commercial sales are as 

 follows : ^ 



^2 "Volume grume" is the cubic volume of a round log based on a cylinder with the 

 diameter equal to the middle circumference of the log; it is also called "au r^el" when 

 referring to standing timber or stumpage. For further details see Cubage des Bois. 

 R. Roullean., Paris, 1905. 



^* Carnet — Agenda du Forestier, Besangon, 1902, p. 92. 



