Section 23
SEC. 23. All regular licenses heretofore issued for the possession not been revoked or annulled shall be valid until the first clay of July, nineteen hundred and eight, unless sooner revoked by authoritv of the Governor-General: Provided, however, That if the bond executed upon the issuance of such a license be in any manner restrictive as to the period of time during which the sureties shall be liable thereon, then the license may be renewed under the provisions of this Act at the date of expiration shown by the face of the license. All licenses issued under the provisions of this Act shall be valid until revoked by authority of the Governor-General, and when a bond is executed as herein provided to secure the safe-keeping of firearms or ammunition and faithful compliance with the laws and regulations relating to firearms, such bond shall remain in full force and effect until duly canceled.