...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory, or...involve the employment of laborers or mechanics, shall cont-iin a provision that no laborer or mechanic doing any part of the work contemplated by the contract,...

...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory, or...may require or involve the employment of laborers cr mechanics, shall contain a provision that no laborer or mechanic doing any part of the work contemplated...

...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory, or...District, which may require or involve the employment of lahorers or mechanics, shall contain a provision that no laborer or mechanic doing any part of the...

...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory or said...sub-contractor contracting for any part of said work corltemplated, shall be required or permitted to work more than eight hours in any one calendar day...

...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory, or...the employ of the contractor or any subcontractor contract for any part of said work contemplated, shall be required or permitted to work more than eight...

...the United States is a party and every contract made for and on behalf of the United States requiring the employment of laborers or mechanics, shall contain...no laborer or mechanic doing any part of the work shall be required to work more than eight hours in any one calendar day. This measure will contribute...

...doing any part of work contemplated by the contract in the employ of the contractor or subcontractor shall contain a provision — That no laborer or mechanic doing any part of the work contemplated in the employ either of contractor or subcontractor shall be required or permitted to work more than...

...party, and every such contract made for or on behalf of the United States or any Territory or sr-aicl District which may require or Involve the employment...part of said work contemplated, shall be required or jwrniitted to work more than eight hours in any one calendar day upon such work ; and every such contract...

...District of Columbia is a party, and every such contract made for or on behalf of the United State*, or any Territory, or said District, which may require...of the contractor or any subcontractor contracting lor any part of said work contemplated, shall be required or permitted to work more than eight hours...

...States, any Territory, or the District of Columbia is a party, and every such contract made for or on behalf of the United States, or any Territory, or...that no laborer or mechanic doing any part of the wort contemplated by the contract, in the employ of the contractor or any subcontractor contracting...