American whaler Konohassett towards the Pacific Ocean in 1845

The New Pictorial and Illustrated Family Magazine established for the diffusion of useful knowledge, 

vol. III. Robert Sears editor, New York 1846.

Homeport Sag Harbor, USA. Departed on 6 December 1845. Destination North Pacific. Tonnage 427 tons. Master Theron B. Worth. Owners&Agents Huntting Cooper.

Source

The Merchants’ Magazine and Commercial Review, volume 16, page 102. The information was supplied by Luther D. Cook of Sag Harbor