Older Quick Devis versions are available here:
6.18
http://www.iaes-software.com/upgrade/oldversion618.exe
6.17
http://www.iaes-software.com/upgrade/oldversion617.exe
6.16
http://www.iaes-software.com/upgrade/oldversion616.exe
6.15
http://www.iaes-software.com/upgrade/oldversion615.exe
6.14
http://www.iaes-software.com/upgrade/oldversion614.exe
6.13
http://www.iaes-software.com/upgrade/oldversion613.exe
6.12
http://www.iaes-software.com/upgrade/oldversion612.exe
6.11
http://www.iaes-software.com/upgrade/oldversion611.exe
6.10
http://www.iaes-software.com/upgrade/oldversion610.exe
6.09
http://www.iaes-software.com/upgrade/oldversion609.exe
6.08
http://www.iaes-software.com/upgrade/oldversion608.exe
6.07
http://www.iaes-software.com/upgrade/oldversion607.exe
6.06
http://www.iaes-software.com/upgrade/qdspfr606378.exe
6.04
http://www.iaes-software.com/upgrade/qdspfr604194.exe
