See http://www.slipstick.com/calendar/scheduleall.htm for tools to add this functionality, which is not built into Outlook or Exchange.

Signature
Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
>I have equipment to check out and it is set up in Outlook to be used as a
> resource. What I'd like to do is be able to look at one calendar (Public
[quoted text clipped - 3 lines]
> equipment calendars and/or a way to use one calendar to check out the
> equipment?