IOS Inc.
The Brewer experts
Brewer #47 is a MKII, located in Lisbon, Portugal.
This instrument has been calibrated 6 times against Brewer #017:
| 1989 | May | Lisbon | |
| 1992 | January | Lisbon | moved |
| 1994 | July | Terceica_Is. | |
| 1996 | December | Terceica_Is. | |
| 1999 | September | El_Arenosillo | moved |
| 2002 | December | Lisbon |
Location history of Brewer #47:
| 1989 | Lisbon, Portugal | MKII | |
| 1991 | Terceica_Is., Portugal | MKII | |
| 2002 | Lisbon, Portugal | MKII |
El_Arenosillo, Spain, 2009:
