...act limits and restricts the service and employment of all laborers and mechanics who may be employed by any contractor or subcontractor " upon any of the public works of the United States " to eight hours in any one calendar day. In Ellis \. United States (206 US 246, 258, 259) the Supreme...

...laborers and mechanics who are now or hereafter may be employed from time to time by the city of Seattle, or by any contractor or sub-contractor, upon any of the public works of the city of Seattle is hereby limited and restricted to eight (8) hours in any one calendar day . . ."...

...subcontractor whose duty it shall be to employ, direct, or control any laborer or mechanic employed upon any of the public works of the United States or of the District of Columbia who shall intentionally violate any provision of this act, shall be deemed guilty...

...Porto Rico or by any municipality or school board or other dependency of The People of Porto Rico, or by any contractor or subcontractor upon any of the public works of any of the said municipalities, schoolboards or other dependencies of The People of Porto Rico, is...

...subcontractor whose duty it shall be to employ, direct, or control any laborer or mechanic employed upon any of the public works of the United States or of the District of Columbia who shall intentionally violate any provision of this act, shall be deemed guilty...

...noted that the Federal statute applies only to the services and employment of laborers and mechanics "upon any of the public works" of the United States or of the District of Columbia, while the provisions of this Massachusetts bill apply to laborer "for or upon...

...subcontractor whose duty it shall be to employ, direct, or control any laborer or mechanic employed upon any of the public works of the United States or of the District of Columbia who shall intentionally violate any provision of this act shall be deemed guilty...

...be noted that the Federal net applies only to the service and employment of laborers and mechanics : upon any "of the public works of the United States or of said District 01 Columbia," while the provisions of this act apply to any laborer employed by any contractor...

...brought under the law which limits the employment of laborers and mechanics by the United States or the District of Columbia or by any contractor or subcontractor upon any public work, to eight hours in any one calendar day, except in cases of extraordinary emergency. Contracts...

...unconstitutional a law limiting the service and employment of all laborers and mechanics employed by the United States, by the District of Columbia, or...of the public works of the United States or of the District of Columbia, to eight hours in any one calendar day and making it a misdemeanor to require...