A Federated Spatial Information System: (Delta-X) 
Ekow Otoo and Adel Mamhikoff, Carleton University........................ eee 501 Eva 
Op: 
Session J-1 WG II/2 - Hardware and Software Aspects of GIS - Part B T. 
M.. 
Integrated Geographic Information Systems (IGIS): Status 
and Research Issues Pro 
Manfred Ehlers and David Steiner, University of Osnabruck-Vechta, Ian 
Germany; Nickolas Faust, Georgia Institute of Technology, U.S.A..................... 376 
Eva 
Integration of Remote Sensing and GIS Ala 
Peter Woodsford, Laser-Scan Limited, U.K................. een 383 Que 
From Videodisk Geographic Information Systems to Inv: 
Multimedia Empowerment Opt 
Doug Hadden, Fifth Dimension Systems ..................... eee 391 Bria 
Inte 
Videodisk Production at Documage 
Marc Gendron, Documage gestion et conversion inc. .................. eee 307 
Session J-2 Intercommission WG II/III - Digital Photogrammetric 
Systems - Part B ess 
- A 
System for the Automated Production of Aerial Photo Mosaics 
André Leclerc, Photosur Géomat inc.; Valter Rodrigues, Mat 
University of Montréal 3. 0300.8 0 LBL IRIEL mmission ses 398 Dat 
Erh: 
Development of a Simple Updating System for Digital Maps 
Hiromichi Maruyama, K. Ishida, N. Kubo and S. Odagiri, Ministry of Ide: 
Construction, Japan... .cieesstieen deret rhe ee ine EEE Lk le FAN kae Feet 405 Rea 
Chr 
PHODIS ST - Design and Integration of Carl Zeiss Stut 
Digital Stereoplotter 
Phillip Wilkomm, Christoph Deerstel and Wemer Mayr, Lase 
CarlZelss; Germany a eae eiae esci t sapi repetentes de Eee 413 Ima 
C.F 
The Digital Video Parallax-Bar 
Jean-Paul Agnard and P.A. Gagnon, Laval University ..................... eee 416 nu 
ua 
Poster Session 3-A 
Join! 
Novel Sources of Control for Aerial Photography 
A.P.R. Cooper and A J. Fox, British Antarctic Survey (NERC), U.K; Adv 
R. Swetnam, The University of Edinburgh, U. K........................ ess 421 Coli: 
VIII