IOS Inc.
The Brewer experts
Important:
SETDATE: Automatic date correction in the OP_ST.### file before running the Brewer software. 
01.12.2005.
Calibration information tables. 09.12.2005.
How to find calibration information 25.01.2006.
Brewer operating software v3.76b 26.08.2008.
GWBasic: A help file. 12.12.2005.
Calibrations in 1994:
| Location | Country | Instruments | Month in 1994 | Julian days |
| Chengkung | Taiwan | January | ||
| Oslo | Norway | May | ||
| Izana | Spain | June | ||
| Funchal | Portugal | July | ||
| Terceica_Is. | Portugal | July | ||
| Arosa | Switzerland | July | ||
| Ispra | Italy | August | ||
| Sondrestrom | Denmark | August | ||
| Lindenberg | Germany | August | ||
| Potsdam | Germany | August | ||
| Hohenpeissenberg | Germany | August | ||
| Jokioinen | Finland | September | ||
| Brussels | Belgium | September | ||
| Table_Mount | USA | September |