ASPRS Conference Proceedings are available on line free of charge to all conference attendees only for a period of 6 months following the date of the conference. Six months after a conference, the proceedings then also become available free of charge to ASPRS members for a period of up to 12 months following the conference. After that time, the proceedings are available to the public at no charge. For those wishing to gain access to a locked proceedings, please contact Priscilla Weeks at email@example.com (phone: 301-493-0290, ext. 109). She will process your payment and provide you with the link to the locked proceedings, along with the Login and Password needed to gain access.The cost for nonmembers to access a locked proceedings is $35.00. The cost for an ASPRS member to access a locked proceedings from a conference they did not attend is $20.Please note: the conference proceedings contain only those papers that were submitted for publication by conference presenters and do not contain all papers presented at the conference. The papers were not peer reviewed prior to publication in the conference proceedings.