IOS Inc.
The Brewer experts
Brewer #64 is a MKII, located in Belsk, Poland.
This instrument has been calibrated 18 times against Brewer #017:
| 1992 | May | Saskatoon | moved |
| 1995 | August | Lindenberg | moved |
| 1996 | August | Lindenberg | moved |
| 1997 | June | Hradec_Kralove | moved |
| 1998 | June | Lindenberg | moved |
| 1999 | May | Poprad_Ganovce | moved |
| 2000 | June | Tylosand | moved |
| 2001 | September | Toronto_IOS | moved |
| 2003 | Warsaw | moved | |
| 2004 | Lindenberg | moved | |
| 2005 | Hradec_Kralove | moved | |
| 2006 | Lindenberg | moved | |
| 2007 | Hradec_Kralove | moved | |
| 2008 | Arosa | moved | |
| 2009 | Hradec_Kralove | moved | |
| 2010 | Arosa | moved | |
| 2011 | Hradec_Kralove | moved | |
| 2012 | Belsk |
Arosa, Switzerland, 1986: