To work out the coordinates you must do some research on the race to the South Pole.
You must find out the following:
How many years did Robert Falcon Scott's Discovery Expedition to the south pole last?
A
When did Roald Amundsen and his party reach the South Pole?
December BC, DEFG
When did Robert Falcon Scott reach the South Pole?
January HI, JKLM
Once you have found the values, you can find the coordinates by substituting in the values below.
N51° B I-D . M E-A I W0° K-C J-L. B I A
The cache
The cache is a hollowed-out glue stick with a log book.
It is hidden near a busy road, so be careful with children.
You can check your answers for this puzzle on GeoChecker.com.
Good luck!