$web = Get-SPWeb "http://server/finance/fo"
$Libraries = $web.Lists | where {$_.BaseType -eq "DocumentLibrary" -And $_.Title -eq "Общие документы" -and -not $_.hidden }
 
foreach ($library in $Libraries) {
 
    Write-Output "Getting files from $($library.Title)"
    $Files = $library.Items | where {$_.FileSystemObjectType -eq "File"  -And ($_.File.TimeLastModified -lt (Get-Date).AddYears(-1))  -And ($_.File.ParentFolder.Name -eq "2009") }
    foreach ($file in $Files) {
        Write-Output "$($file.Name), $($file.Length)"
   # Write-Output "Deleting file $($file.Name)..."
    #    $file.Delete()
    }
}