1.

Conference Proceedings

Conference Proceedings
Hedden,O.F. ; Cowfer,C.D.
Pub. info.: Nondestructive Evaluation of Utilities and Pipelines.  pp.41-45,  1996.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 2947
2.

Conference Proceedings

Conference Proceedings
Cowfer,C.D. ; Ostrowski,R.
Pub. info.: Nondestructive Evaluation of Utilities and Pipelines.  pp.32-40,  1996.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 2947