Beginning at the southeast corner of township three (3) north, range twenty-four (24) east, Mount Diablo base and meridian, California; thence northerly along the range line to the northeast corner of said township; thence westerly along the township line to the northwest corner of said township; thence northerly along the range line to the township line between townships four (4) and five (5) north, range twenty-three (23) east; thence easterly along the township line to the southeast corner of township five (5) north, range twenty-three (23) east; thence northerly along the range line to the northeast corner of said township; thence westerly along the first (1st) standard parallel north to the southwest corner of township six (6) north, range twenty-two (22) east; thence northerly along the range line between ranges twenty-one (21) and twenty-two (22) east to the northeast corner of township seven (7) north, range twenty-one (21) east; thence westerly along the township line to the northwest corner of said township; thence northerly along the range line to the northeast corner of township eight (8) north, range twenty (20) east; thence westerly along the surveyed and unsurveyed township line between townships eight (8) and nine (9) north to the northwest corner of township eight (8) north, range seventeen (17) east; thence southerly along the range line to the southeast corner of township eight (8) north, range sixteen (16) east; thence easterly along the unsurveyed township line to the point for the southeast corner of township eight (8) north, range seventeen (17) east; thence southerly along the unsurveyed and surveyed range line between ranges seventeen (17) and eighteen (18) east, subject to the easterly offset on the first (1st) standard parallel north, to the southeast corner of township four (4) north, range seventeen (17) east; thence easterly along the township line to the northeast corner of township three (3) north, range eighteen (18) east; thence southerly along the range line to the southeast corner of said township; thence easterly along the township line between townships two (2) and three (3) north to the southeast corner of township three (3) north, range twenty-four (24) east, the place of beginning.

Excepting from the force and effect of this proclamation all lands which may have been prior to the date hereof embraced in any legal entry or covered by any lawful filing duly of record in the proper United States land office, or upon which any valid settlement has been made pursuant to law and the statutory period within which to make entry or filing of record has not expired, and all mining claims duly located and held according to the laws of the United States and rules and regulations not in conflict therewith.

Provided, That this exception shall not continue to apply to any particular tract of land unless the entryman, settler, or claimant continues to comply with the law under which the entry, filing, settlement, or location was made.