...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...

...assembled. That every contract hereafter made to which the United States, any Territory, or the District of Columbia is a party, and every such contract made...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...

...1912.) i. Every contract hereafter made to which the United States, any territory, or the District of Columbia, is a party, and every such contract made...district, which may require or involve the employment of labourers or mechanics shall contain a provision that no labourer "r mechanic doing any part of the...

...States, my Territory, or the District of Columbia is a party, and every such contract made fot or on behalf of the United States, or any Territory, or...laborers or mechanics shall contain a provision that no l-.iliori-r or mechanic doing any part of the work contemplated hy the contract, in the employ of the...

...that — every contract hereafter made to which the United States, any Territory, or the District of Columbia is a party, and every such contract made...on behalf of the United States or any Territory or sr-aicl District which may require or Involve the employment of laborers or mechanics! shall contain...

...assembled. That every contract hereafter made to which the United States, any Territory, or the 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 or involve the employment of laborers...

...1912 (37 Stat, 137), prescribed that every contract made for or on behalf of the Government involving the employment of laborers or mechanics shall contain a provision that no such laborer or mechanic doing any part of the work contemplated by the contract shall work more than...

...— That every contract hereafter made to which the United States, any Territory, or the District of Columbia is a party, and every such contract made...United States, or any Territory, or said District, 'The term "extraordinary emergency," employed In the first section of the act of August 1. 1892, can...

...That every contract hereinafter made to which the United States, any Territory, or the District of Columbia is a party, and every such contract made...no laborer or mechanic doing any part of the work conipmpiated by the contract in the employ of the contractor or any sub-contractor contracting for...

...penalty.—That every contract hereafter made to which the United States, any Territory, or the District of Columbia is a party, and every such contract made...United States, or any Territory, or said District, 1 The term " extraordinary emergency," employed In the first section of the act of August 1, 1892,...