Here (http://books.google.com/books?id=V9pEAAAAIAAJ&pg=PA187&lpg=PA187&dq=Sandvikens+Skepps+shipyard&source=bl&ots=z2wClBlUE_&sig=uoh0z0iaVlT-0jz2bLi0VpebdC8&hl=en&sa=X&ei=TwRyUKTXGaKsjAKmw4DgBw&ved=0CCkQ6AEwAg#v=onepage&q&f=false) is a useful source for historical information on coaling, docking, and repairing facilities. The book also includes information on the depths of harbors, useful for determining ship draught.