Welcome to a short walk around the old factories of Huseby Bruk! To find the cache you will have to gather information from the info signs at the given coordinates. The final cache is within 500 meters from the starting coords. Good Luck!
A - The Mill (N56° 46.723 E14° 35.289 )
How many waterwheels did the mill once have? Answer = A
B - The Foundry and Blast Furnance (N56° 46.700 E14° 35.367)
What year was the Blast Furnance built? Answer = B
C - The Sawmill and the Generator Plant (N56° 46.715 E14° 35.553)
What year was the sawmill burnt down? Answer = C
The final cache can be found at: N56 46.(B+A-920) E014 35.(C-B+301)