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 1996:
| Location | Country | Instruments | Month in 1996 | Julian days |
| Ispra | Italy | April | ||
| Sestola | Italy | April | ||
| UofRome | Italy | April | ||
| Brindisi | Italy | April | ||
| Messina | Italy | April | ||
| Norrkoping | Sweden | May | ||
| Oslo | Norway | June | ||
| Valentia | Ireland | June | ||
| Obninsk | Russia | August | ||
| Yakutsk | Russia | August | ||
| Arosa | Switzerland | August | ||
| Sonnblick | Austria | August | ||
| Hohenpeissenberg | Germany | August | ||
| Lindenberg | Germany | August | ||
| Potsdam | Germany | September | ||
| Izana | Spain | October | ||
| Mt_Waliguan | China | November | ||
| Hong_Kong | H.K. | November | ||
| Funchal | Portugal | November | ||
| Terceica_Is. | Portugal | December | ||
| Natal | Brazil | December |