Yep, the 12.04 alternate iso has these files:
dists/precise% ls -lR main/debian-installer main/debian-installer: total 2 dr-xr-xr-x 1 root root 2048 Aug 20 18:46 binary-amd64
main/debian-installer/binary-amd64: total 47 -r--r--r-- 1 root root 47446 Aug 20 18:46 Packages.gz dists/precise% fgrep -c debian-installer Release 12
Yep, the 12.04 alternate iso has these files:
dists/precise% ls -lR main/debian- installer installer:
main/debian-
total 2
dr-xr-xr-x 1 root root 2048 Aug 20 18:46 binary-amd64
main/debian- installer/ binary- amd64:
total 47
-r--r--r-- 1 root root 47446 Aug 20 18:46 Packages.gz
dists/precise% fgrep -c debian-installer Release
12