To create an embedded URL for Historic Map Works, use the following:

http://historicmapworks.proquest.com/login/username?pcr1=xxxxx&pcr2=xxxxx

Replace xxxxx with your account specific username and password. If you do not know your account credentials, please contact technical support.
NOTE: Embedded URLs must be placed on a page that is secured in some way so that only members of your organization can reach it.