We keep track of the old pool sessions since 2002. If you need data from these pool sessions, please contact directly (leon@iram.es).
You can find the log of the previous observing pools here:
[http://mrt-lx2.iram.es/flexible/PoolS03/log/bolologlinks.html Summer 2003]
[http://mrt-lx2.iram.es/flexible/PoolW0304/log/bolologlinks.html Winter 2003-2004]
[http://mrt-lx2.iram.es/flexible/PoolS04/log/bolologlinks.html Summer 2004]
[http://mrt-lx2.iram.es/flexible/PoolW0405/log/bolologlinks.html Winter 2004-2005]
The links to the logs of the older pool sessions are being built...patience.