FORTY—SECOND CONGRESS. Sess. III. Ch. 131. 1873. 425 appointed to employment in the offices of the assayer, melter and refiner, clafksi &<>·i in ooiner, or engraver, except on the recommendation and nomination in §f§°°S°f””Y°" writing of those officers, respectively; and he shall forthwith report to Appointments the director of the mint the names of all persons appointed by him, the *2 be '°l’°"*€d *° duties to be performed, the rate of compensation, the appropriation from gixsgrbagil which compensation is to be made, and the grounds of the appointment; and if the director of the mint shall disapprove the same, the appointment shall be vacated. Sec. 5. That the assayer shall assay al metals and bullion, whenever Assayefs dn. such assays are required in the operations of the mint; he shall also ¢i¤S· make assays of coins or samples of bullion whenever required by the superintendent. Sec. 6. That the melter and refiner shall execute all the operations Meltar and which are necessary in order to form ingots of standard silver or gold, F€6¤°*~ and alloys for minor coinage, suitable for the coiner, from the metals legally delivered to him for that purpose; and shall also execute all the operations which are necessary in order to form bars conformable in all respects to the law, from the gold and silver bullion delivered to him for that purpose. He shall keep a careful record of all transactions with the superintendent, noting the weight and character of the bullion; and shall be responsible for all bullion delivered to him until the same is returned to the superintendent and the proper vouchers obtained. Sec. 7. That the coiner shall execute all the operations which are coms;. necessary in order to form coins, conformable in all respects to the law, from the standard gold and silver ingots, and alloys for minor coinage, legally delivered to him for that purpose; and shall be responsible for all bullion delivered to him, until the same is returned to the superintendent and the proper vouchers obtained. Sec. 8. That the engraver shall prepare from the original dies already Engraver. authorized all the working-dies required for use in the coinage of the several mints, and, when new coins or devices are authorized, shall, if required Njew coins orby the director of the mint, prepare the devices, models, moulds, and 'd°"‘°°S‘ matrices, or original dies, for the same; but the director of the mint shall nevertheless have power, with the approval of the Secretary of the Treasury, to engage temporarily for this purpose the services of one or more artists distinguished in their respective departments of art, who shall be paid for such service from the contingent appropriation for the mint at Philadelphia. Sec. 9. That whenever any officer of a mint or assay·office shall be Ifany officer is temporarily absent, on account of sickness or any other cause, it shall be “l’””‘¤ &°·¥ lawful for the superintendent, with the consent of said officer, to appoint some person attached to the mint to act in the place of such officer during his absence ; but all such appointments shall be forthwith reported to the director of the mint for his approval; and in all cases whatsoever the principal shall be responsible for the acts of his representative. In case superintendof the temporary absence of the superintendent, the chief clerk shall act 6***6 in his place; and in case of the temporary absence of the director of the direcwn mint, the Secretary of the Treasury may designate some one to act in his lace. P Sec. 10. That every officer, assistant, and clerk of the mint shall, be- Oath ofonifore he enters upon the execution of his office take an oath or affirmation gi°;5k;**’;§g°;‘g: before some judge of the United States, or judge of the superior court, or pmyegg of some court of record of any State, faithfully and diligently to perform the duties thereof, in addition to other official oaths prescribed by law; which oaths, duly certified, shall be transmitted to the Secretary of the Treasury ; and the superintendent of each mint may require such oath or affirmation from any of the employees of the mint. SHO. ll. That the superintendent, the assayer, the melter and refiner, Bond of mpen. and the coiner of each mint, before entering upon the execution of their
