23 - 
54 The authors propose that an intercommission working group Commission i/ 
Commission IV be composed and become active on the shortest possible 
notice. 
This Comm. I/Comm. IV W.G. may have the task 
1st to review the accuracy performance and the potential uses which 
may be made, and to suggest potential benifits which may be 
obtained from the application of modern methods in survey navigation 
and sensor orientation recording. 
2nd to suggest new photogrammetric approaches to make full use of the 
possibilities which become available now. 
  
3rd to report at the next ISP congress, at Hamburg, 1980.