Sentence:  We have no available sources of information concerning the vegetation northward of the peninsula of <WSD>Alaska</WSD> from Bristol Bay, in 58°, to the mouth of the Kwichpak, in latitude 63°. 
Meaning of the word marked with <WSD> tags:  The 49th state of the United States of America. Postal code: AK, capital: Juneau, largest city: Anchorage.