 At Forest Service and National Park Service camps , CPS men were responsible for fire control . Between fires they built forest trails , cared for nursery stock , planted thousands of seedlings and engaged in pest control . Campgrounds and roadways on the Blue Ridge Parkway and Skyline Drive of Virginia are products of CPS labor . 
 At Forest Service and National Park Service camps , CPS men <a href='uninflect' title='1'><mark>were</mark></a> responsible for fire control . Between fires they built forest trails , cared for nursery stock , planted thousands of seedlings and engaged in pest control . Campgrounds and roadways on the Blue Ridge Parkway and Skyline Drive of Virginia <a href='drop_aux' title='2'><mark>are</mark></a>products of CPS labor . 
At Forest Service and National Park Service camps , CPS men was responsible fir fire control . Between fires they built forest trails , cared fir nursery stock , planted thousands of seedlings and engaged in pest control . Campgrounds and roadways on the Blue Ridge Parkway and Skyline Drive of Virginia products of CPS labor .