Only third or fourth group wood can be taken for firewood, and to come under this head the pieces must not be more than one and one-half meters in length nor more than fifteen centimeters in diameter. 

[2339-87.] 

S ECTION 1668 . Charges Collectible for Wood Cut from Unregistered Private Lands . — The charges above prescribed shall be collected for all wood cut upon any land the title to which is not registered with the Director of Forestry as required by the Forest La w; and in the absence of such registration wood cut and removed from alleged private lands shall be considered as cut and removed under license from public forests or forest reserves, and shall be subject to the law and regulations in such case applicable. 

[2339-88.] 

S ECTION 1669 . Surcharge for Illegal Cutting and Removal of Forest Products or for Delinquency . — Where forest products are unlawfully cut or gathered in any public forest without license or, if under license, in violation of the terms thereof, the charges f or such products shall be doubled. If any such products be removed without invoice, or upon removal be discharged without permit from boat, car, cart, or other means of transportation, the charges shall be increased by fifty per centum; and if, in any cas e, the proper charges upon forest products be not paid within thirty days after the same shall be due and payable, such charges shall be increased by fifty per centum. ACTIHa 

[2339-89.] 

S ECTION 1670 . Charge for Timber Cut for Use on Raining Claim . — When a license is granted by the Bureau of Forestry allowing a miner or mining company to cut timber for the development of a mining claim on land other than such as is covered by his claim th e charges for timber so cut shall be one-half the prices hereinabove fixed. 

[2339-90.] 

S ECTION 1671 . Charges for Gums, Resins, and other Forest Products . — On gums, resins, rattan, and other products of the forest gathered or removed from any public forest or forest reserve, and not hereinabove provided for, there shall be paid on the market  value thereof, determined in the manner indicated below, a charge of ten per centum. 

The market value of the various forest products for which charges may thus 

