ID61; April to August, ca. 1873; Iceland: 65.091400, -12.733700
ID61; April to August, ca. 1873; Iceland
Reeves & Mitchell, 1986b (citing a cryptic anotation in an anonymous compilation of American whaling abstracts, not dated but in the same page with memoranda concerning cruises in 1867 and in 1872-73): "Iceland Grounds. Right Whales. April to August Lat 63 to 67 Long 11 to 16 W."