Ma Robert, D.r Livingstones steam boat by TA Picken after Walters 1858 (2)

Dr. Livingstone's steam launch "Ma Robert", built for exploring the river Zambesi, by John Laird, Esqre., Birkenhead, a lithograph by British lithographer Thomas Asburton Picken (1818–1891) after British artist Samuel Walters (1811–1882).

First upload: Original scan from source. Second upload: same image, cropped.