[2380-5 ( e ), 6 ( m ).] 

SECTION 1878 . Grading of Fibers .— In the grading of fibers, each grade prepared shall correspond to one of the official standards, and it shall also bear the same designation and mark as the latter. The set of official standards shall be placed in a promin ent position in the grading shed for reference. 

[2380-3 ( e ).] 

SECTION 1879 . Use of Private Marks by Exporters.  — Every grading establishment shall have the right to use private marks, or brands, in connection with the name of the official standard, providing that such marks shall have been previously registered at th e Bureau of Agriculture and their use authorized by the same, and also providing that each mark shall constantly refer to the same official standard or a specified type thereof. Application forms for the registration of private marks can be obtained free of  charge from the Director of Agriculture. 

[2380-4 ( a ).] 

The Director of Agriculture may, after giving the grading establishment one month's notice in writing, cancel the brand or brands of any grading establishment when it shall have been proved that such brand or brands have not been constant or if their use s hall have led to mistakes or confusion. The order of cancellation shall take effect immediately, without prejudice to carrying the matter in appeal to the Secretary of Public Instruction, who, in the case of a decision adverse to the Director of Agricultur e, shall order that the brand or brands canceled be restored. 

[2380-4 ( d ).] 

SECTION 1880 . Baling of Fibers for Export . — All fibers within the purview of this law which are intended for export shall be pressed in bales approximately of the following dimensions and weight: Length, one meter; width, fifty centimeters; height, fifty-f ive centimeters; and weight, one hundred and twenty-five kilos, net. 

Every bale of fiber shall be free from strings, waste, tow, damaged fiber, fiber not identical with that which constitutes the bale, or any extraneous matter, and the fiber shall be thoroughly dry. 

All hanks of fiber contained in a bale shall be uniform in quality, and each hank shall also be securely tied by a strand to hold the hank together, and which shall be identical with the fiber which constitutes the bale. 

In any grade of abacá in which the quality of the fiber may be injured by 

