ultrix man page for from

from(1) 						      General Commands Manual							   from(1)

Name
       from - identifies sender of mail

Syntax
       from [-f mailbox] [-s sender]

Description
       The command prints out the mail header lines in a mailbox file to show you who has sent mail to you.

Options
       -f mailbox	   Uses specified file instead of your normal mail file.  If this option is used, but file argument is not specified, read
			   your mbox file.

       -s sender	   Prints mail headers for mail sent by specified sender.

Files
       /usr/spool/mail/*

See Also
       mail(1)

																	   from(1)