U.S. Labor Day, national holiday, workers and employees, strength and solidarity of trade and labor unions, American labor movements.
Palabras clave
labour day,
holiday,
us,
memorial,
nation,
labor,
invitation,
festival,
independence,
blue,
star,
labor,
greeting card,
men at work,
state,
employment,
united,
national,
engineer,
america,
day,
event,
work,
symbol,
symbolic,
red,
greeting,
celebrate,
american flag,
labourer,
job,
tool,
patriotic,
us,
celebration,
us,
poster,
liberty,
flag,
background,
occupation,
patriotism,
patriot,
freedom,
stripes,
helmet,
banner,
american
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