This image previously appeared in Terry Bennett's "History of Photography in China 1842–1860", published by Bernard Quaritch in 2009, with the caption:
Fig. 8. Broadsheet advertisement for West & Heine’s panorama of China and
Japan, exhibited for the first time on 28th January 1856 at the Academy Hall,
Broadway, New York.
See http://gwulo.com/node/35351 for more information.
It is reproduced here with the permission of the author and publisher.