Map from:

Spatial and Seasonal Distribution of American Whaling and Whales in the Age of Sail

Tim D. Smith, Randall R. Reeves, Elizabeth A. Josephson, Judith N. Lund

Research Article | published 27 Apr 2012 | PLOS ONE

10.1371/journal.pone.0034905

 

American Offshore Whaling Voyage Data now searchable on line at the National Marine Digital Library

Tbe documentation is available here or can be ordered as a printed booklet.