You can do that in the loop - here is a general idea:
VB Code:
  1. Option Explicit
  2.  
  3. Private Sub Command1_Click()
  4.     'add 5 more pictureboxes
  5.     AddMorePictures 5
  6. End Sub
  7.  
  8. Public Sub AddMorePictures(iCount As Integer)
  9. Dim i%
  10.  
  11.     For i = Picture1.UBound + 1 To iCount
  12.         Load Picture1(i)
  13.         With Picture1(i)
  14.             .Picture LoadPicture("...")
  15.             .Move '...
  16.             .Visible = True
  17.         End With
  18.     Next i
  19.  
  20. End Sub