Several people wrote to correct my inexact terminology in talking about URLs pointing at files available on the nets via FTP (and, at times in the future, Gopher or the World-Wide Web). URLs are not part of the HyperText Markup Language (HTML) as such, although they are somewhat related, given their joint usage on the World-Wide Web.
Quick Download of Multiple Attachments in Apple Mail
To download a bunch of attachments quickly, look in the header of the email message that they came in. Make sure the triangle adjacent to the paperclip icon is pointing to the right (click the triangle if needed), and then drag the paperclip icon to your Desktop or to another folder. Release the mouse button and all attachments copy to that location.